Finding the Fourth Proportional to 42,921,429.12, 59,201,591.04 and 29,146,478.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,921,429.12 : 59,201,591.04 = 29,146,478.40 : x
2. Step 2: Convert to fraction form
   42,921,429.12/59,201,591.04 = 29,146,478.40/x
3. Step 3: Cross multiply
   42,921,429.12x = 59,201,591.04 × 29,146,478.40
4. Step 4: Simplify right side
   42,921,429.12x = 1,725,517,894,492,993.50
5. Step 5: Solve for x
   x = 1,725,517,894,492,993.50/42,921,429.12
6. Step 6: Final answer
   x = 40,201,781.02