Finding the Fourth Proportional to 113,352,868.69, 169,852,156.02 and 78,876,630.27

Step by Step Solution

1. Step 1: Write the proportion equation
   113,352,868.69 : 169,852,156.02 = 78,876,630.27 : x
2. Step 2: Convert to fraction form
   113,352,868.69/169,852,156.02 = 78,876,630.27/x
3. Step 3: Cross multiply
   113,352,868.69x = 169,852,156.02 × 78,876,630.27
4. Step 4: Simplify right side
   113,352,868.69x = 13,397,365,710,951,894
5. Step 5: Solve for x
   x = 13,397,365,710,951,894/113,352,868.69
6. Step 6: Final answer
   x = 118,191,677.60