Finding the Fourth Proportional to 105,732.72, 158,548.86 and 61,373.07

Step by Step Solution

1. Step 1: Write the proportion equation
   105,732.72 : 158,548.86 = 61,373.07 : x
2. Step 2: Convert to fraction form
   105,732.72/158,548.86 = 61,373.07/x
3. Step 3: Cross multiply
   105,732.72x = 158,548.86 × 61,373.07
4. Step 4: Simplify right side
   105,732.72x = 9,730,630,283.20
5. Step 5: Solve for x
   x = 9,730,630,283.20/105,732.72
6. Step 6: Final answer
   x = 92,030.45