Finding the Third Proportional to 85,516.88 and 132,427.69

Step by Step Solution

1. Step 1: Write the proportion equation
   85,516.88 : 132,427.69 = 132,427.69 : x
2. Step 2: Convert to fraction form
   85,516.88/132,427.69 = 132,427.69/x
3. Step 3: Cross multiply
   85,516.88x = 132,427.69 × 132,427.69
4. Step 4: Simplify right side
   85,516.88x = 17,537,092,416.60
5. Step 5: Solve for x
   x = 17,537,092,416.60/85,516.88
6. Step 6: Final answer
   x = 205,071.72