Finding the Fourth Proportional to 7,432,253.28, 10,255,978.56 and 4,124,724.96

Step by Step Solution

1. Step 1: Write the proportion equation
   7,432,253.28 : 10,255,978.56 = 4,124,724.96 : x
2. Step 2: Convert to fraction form
   7,432,253.28/10,255,978.56 = 4,124,724.96/x
3. Step 3: Cross multiply
   7,432,253.28x = 10,255,978.56 × 4,124,724.96
4. Step 4: Simplify right side
   7,432,253.28x = 42,303,090,755,656.86
5. Step 5: Solve for x
   x = 42,303,090,755,656.86/7,432,253.28
6. Step 6: Final answer
   x = 5,691,825.77