Finding the Fourth Proportional to 146,482,221.76, 202,141,470.72 and 80,402,629.12

Step by Step Solution

1. Step 1: Write the proportion equation
   146,482,221.76 : 202,141,470.72 = 80,402,629.12 : x
2. Step 2: Convert to fraction form
   146,482,221.76/202,141,470.72 = 80,402,629.12/x
3. Step 3: Cross multiply
   146,482,221.76x = 202,141,470.72 × 80,402,629.12
4. Step 4: Simplify right side
   146,482,221.76x = 16,252,705,700,071,500
5. Step 5: Solve for x
   x = 16,252,705,700,071,500/146,482,221.76
6. Step 6: Final answer
   x = 110,953,435.20