Finding the Fourth Proportional to 270,834,407.02, 406,123,543.38 and 104,915,620.50

Step by Step Solution

1. Step 1: Write the proportion equation
   270,834,407.02 : 406,123,543.38 = 104,915,620.50 : x
2. Step 2: Convert to fraction form
   270,834,407.02/406,123,543.38 = 104,915,620.50/x
3. Step 3: Cross multiply
   270,834,407.02x = 406,123,543.38 × 104,915,620.50
4. Step 4: Simplify right side
   270,834,407.02x = 42,608,703,552,846,792
5. Step 5: Solve for x
   x = 42,608,703,552,846,792/270,834,407.02
6. Step 6: Final answer
   x = 157,323,820.20