Finding the Fourth Proportional to 2,124,978.80, 2,932,385.24 and 1,158,088.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,124,978.80 : 2,932,385.24 = 1,158,088.28 : x
2. Step 2: Convert to fraction form
   2,124,978.80/2,932,385.24 = 1,158,088.28/x
3. Step 3: Cross multiply
   2,124,978.80x = 2,932,385.24 × 1,158,088.28
4. Step 4: Simplify right side
   2,124,978.80x = 3,395,960,958,436.62
5. Step 5: Solve for x
   x = 3,395,960,958,436.62/2,124,978.80
6. Step 6: Final answer
   x = 1,598,115.22