Finding the Fourth Proportional to 52,274,414.31, 72,128,120.54 and 30,540,183.27

Step by Step Solution

1. Step 1: Write the proportion equation
   52,274,414.31 : 72,128,120.54 = 30,540,183.27 : x
2. Step 2: Convert to fraction form
   52,274,414.31/72,128,120.54 = 30,540,183.27/x
3. Step 3: Cross multiply
   52,274,414.31x = 72,128,120.54 × 30,540,183.27
4. Step 4: Simplify right side
   52,274,414.31x = 2,202,806,020,059,550.25
5. Step 5: Solve for x
   x = 2,202,806,020,059,550.25/52,274,414.31
6. Step 6: Final answer
   x = 42,139,276.91