Finding the Third Proportional to 85,585.50 and 125,208

Step by Step Solution

1. Step 1: Write the proportion equation
   85,585.50 : 125,208 = 125,208 : x
2. Step 2: Convert to fraction form
   85,585.50/125,208 = 125,208/x
3. Step 3: Cross multiply
   85,585.50x = 125,208 × 125,208
4. Step 4: Simplify right side
   85,585.50x = 15,677,043,264
5. Step 5: Solve for x
   x = 15,677,043,264/85,585.50
6. Step 6: Final answer
   x = 183,174.06