Finding the Fourth Proportional to 5,254,380.16, 7,251,042.72 and 2,839,932.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,254,380.16 : 7,251,042.72 = 2,839,932.16 : x
2. Step 2: Convert to fraction form
   5,254,380.16/7,251,042.72 = 2,839,932.16/x
3. Step 3: Cross multiply
   5,254,380.16x = 7,251,042.72 × 2,839,932.16
4. Step 4: Simplify right side
   5,254,380.16x = 20,592,469,414,061.88
5. Step 5: Solve for x
   x = 20,592,469,414,061.88/5,254,380.16
6. Step 6: Final answer
   x = 3,919,105.35