Finding the Fourth Proportional to 109,550.72, 163,893.72 and 82,973.29

Step by Step Solution

1. Step 1: Write the proportion equation
   109,550.72 : 163,893.72 = 82,973.29 : x
2. Step 2: Convert to fraction form
   109,550.72/163,893.72 = 82,973.29/x
3. Step 3: Cross multiply
   109,550.72x = 163,893.72 × 82,973.29
4. Step 4: Simplify right side
   109,550.72x = 13,598,801,158.74
5. Step 5: Solve for x
   x = 13,598,801,158.74/109,550.72
6. Step 6: Final answer
   x = 124,132.47