Finding the Fourth Proportional to 6,155,428.92, 8,494,931.72 and 3,402,057.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,155,428.92 : 8,494,931.72 = 3,402,057.12 : x
2. Step 2: Convert to fraction form
   6,155,428.92/8,494,931.72 = 3,402,057.12/x
3. Step 3: Cross multiply
   6,155,428.92x = 8,494,931.72 × 3,402,057.12
4. Step 4: Simplify right side
   6,155,428.92x = 28,900,242,941,939.85
5. Step 5: Solve for x
   x = 28,900,242,941,939.85/6,155,428.92
6. Step 6: Final answer
   x = 4,695,081.91