Finding the Fourth Proportional to 151,552,903.34, 209,143,048.28 and 83,658,062.63

Step by Step Solution

1. Step 1: Write the proportion equation
   151,552,903.34 : 209,143,048.28 = 83,658,062.63 : x
2. Step 2: Convert to fraction form
   151,552,903.34/209,143,048.28 = 83,658,062.63/x
3. Step 3: Cross multiply
   151,552,903.34x = 209,143,048.28 × 83,658,062.63
4. Step 4: Simplify right side
   151,552,903.34x = 17,496,502,231,741,920
5. Step 5: Solve for x
   x = 17,496,502,231,741,920/151,552,903.34
6. Step 6: Final answer
   x = 115,448,149.43