Finding the Fourth Proportional to 115,231,580,134.72, 159,021,463,233.66 and 63,087,440,865.33

Step by Step Solution

1. Step 1: Write the proportion equation
   115,231,580,134.72 : 159,021,463,233.66 = 63,087,440,865.33 : x
2. Step 2: Convert to fraction form
   115,231,580,134.72/159,021,463,233.66 = 63,087,440,865.33/x
3. Step 3: Cross multiply
   115,231,580,134.72x = 159,021,463,233.66 × 63,087,440,865.33
4. Step 4: Simplify right side
   115,231,580,134.72x = 10,032,257,158,072,250,662,912
5. Step 5: Solve for x
   x = 10,032,257,158,072,250,662,912/115,231,580,134.72
6. Step 6: Final answer
   x = 87,061,699,113.59