Finding the Fourth Proportional to 12,563,359.34, 18,828,746.31 and 5,641,727.82

Step by Step Solution

1. Step 1: Write the proportion equation
   12,563,359.34 : 18,828,746.31 = 5,641,727.82 : x
2. Step 2: Convert to fraction form
   12,563,359.34/18,828,746.31 = 5,641,727.82/x
3. Step 3: Cross multiply
   12,563,359.34x = 18,828,746.31 × 5,641,727.82
4. Step 4: Simplify right side
   12,563,359.34x = 106,226,661,872,849.34
5. Step 5: Solve for x
   x = 106,226,661,872,849.34/12,563,359.34
6. Step 6: Final answer
   x = 8,455,275.30