Finding the Third Proportional to 60,210.50 and 132,339

Step by Step Solution

1. Step 1: Write the proportion equation
   60,210.50 : 132,339 = 132,339 : x
2. Step 2: Convert to fraction form
   60,210.50/132,339 = 132,339/x
3. Step 3: Cross multiply
   60,210.50x = 132,339 × 132,339
4. Step 4: Simplify right side
   60,210.50x = 17,513,610,921
5. Step 5: Solve for x
   x = 17,513,610,921/60,210.50
6. Step 6: Final answer
   x = 290,873.04