Finding the Fourth Proportional to 92,521.72, 138,789.60 and 36,334.72

Step by Step Solution

1. Step 1: Write the proportion equation
   92,521.72 : 138,789.60 = 36,334.72 : x
2. Step 2: Convert to fraction form
   92,521.72/138,789.60 = 36,334.72/x
3. Step 3: Cross multiply
   92,521.72x = 138,789.60 × 36,334.72
4. Step 4: Simplify right side
   92,521.72x = 5,042,881,254.91
5. Step 5: Solve for x
   x = 5,042,881,254.91/92,521.72
6. Step 6: Final answer
   x = 54,504.84