Finding the Third Proportional to 92,113 and 142,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   92,113 : 142,238.50 = 142,238.50 : x
2. Step 2: Convert to fraction form
   92,113/142,238.50 = 142,238.50/x
3. Step 3: Cross multiply
   92,113x = 142,238.50 × 142,238.50
4. Step 4: Simplify right side
   92,113x = 20,231,790,882.25
5. Step 5: Solve for x
   x = 20,231,790,882.25/92,113
6. Step 6: Final answer
   x = 219,640.99