Finding the Fourth Proportional to 10,821,978.52, 16,229,139.18 and 3,144,026.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,821,978.52 : 16,229,139.18 = 3,144,026.32 : x
2. Step 2: Convert to fraction form
   10,821,978.52/16,229,139.18 = 3,144,026.32/x
3. Step 3: Cross multiply
   10,821,978.52x = 16,229,139.18 × 3,144,026.32
4. Step 4: Simplify right side
   10,821,978.52x = 51,024,840,732,863.21
5. Step 5: Solve for x
   x = 51,024,840,732,863.21/10,821,978.52
6. Step 6: Final answer
   x = 4,714,927.19