Finding the Fourth Proportional to 73,265.61, 101,106.72 and 39,731.61

Step by Step Solution

1. Step 1: Write the proportion equation
   73,265.61 : 101,106.72 = 39,731.61 : x
2. Step 2: Convert to fraction form
   73,265.61/101,106.72 = 39,731.61/x
3. Step 3: Cross multiply
   73,265.61x = 101,106.72 × 39,731.61
4. Step 4: Simplify right side
   73,265.61x = 4,017,132,767.42
5. Step 5: Solve for x
   x = 4,017,132,767.42/73,265.61
6. Step 6: Final answer
   x = 54,829.72