Finding the Fourth Proportional to 5,162,002.32, 7,123,519.92 and 2,870,142.96

Step by Step Solution

1. Step 1: Write the proportion equation
   5,162,002.32 : 7,123,519.92 = 2,870,142.96 : x
2. Step 2: Convert to fraction form
   5,162,002.32/7,123,519.92 = 2,870,142.96/x
3. Step 3: Cross multiply
   5,162,002.32x = 7,123,519.92 × 2,870,142.96
4. Step 4: Simplify right side
   5,162,002.32x = 20,445,520,548,807.76
5. Step 5: Solve for x
   x = 20,445,520,548,807.76/5,162,002.32
6. Step 6: Final answer
   x = 3,960,773.22