Finding the Fourth Proportional to 78,147,874.01, 107,863,663.91 and 53,072,411.51

Step by Step Solution

1. Step 1: Write the proportion equation
   78,147,874.01 : 107,863,663.91 = 53,072,411.51 : x
2. Step 2: Convert to fraction form
   78,147,874.01/107,863,663.91 = 53,072,411.51/x
3. Step 3: Cross multiply
   78,147,874.01x = 107,863,663.91 × 53,072,411.51
4. Step 4: Simplify right side
   78,147,874.01x = 5,724,584,758,012,153
5. Step 5: Solve for x
   x = 5,724,584,758,012,153/78,147,874.01
6. Step 6: Final answer
   x = 73,253,237.28