Finding the Fourth Proportional to 12,429,863.57, 17,154,074.18 and 7,535,291.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,429,863.57 : 17,154,074.18 = 7,535,291.96 : x
2. Step 2: Convert to fraction form
   12,429,863.57/17,154,074.18 = 7,535,291.96/x
3. Step 3: Cross multiply
   12,429,863.57x = 17,154,074.18 × 7,535,291.96
4. Step 4: Simplify right side
   12,429,863.57x = 129,260,957,249,797.59
5. Step 5: Solve for x
   x = 129,260,957,249,797.59/12,429,863.57
6. Step 6: Final answer
   x = 10,399,225.75