Finding the Fourth Proportional to 42,339.89, 63,509.87 and 10,752.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,339.89 : 63,509.87 = 10,752.32 : x
2. Step 2: Convert to fraction form
   42,339.89/63,509.87 = 10,752.32/x
3. Step 3: Cross multiply
   42,339.89x = 63,509.87 × 10,752.32
4. Step 4: Simplify right side
   42,339.89x = 682,878,590.73
5. Step 5: Solve for x
   x = 682,878,590.73/42,339.89
6. Step 6: Final answer
   x = 16,128.49