Finding the Third Proportional to 102,387.50 and 155,012

Step by Step Solution

1. Step 1: Write the proportion equation
   102,387.50 : 155,012 = 155,012 : x
2. Step 2: Convert to fraction form
   102,387.50/155,012 = 155,012/x
3. Step 3: Cross multiply
   102,387.50x = 155,012 × 155,012
4. Step 4: Simplify right side
   102,387.50x = 24,028,720,144
5. Step 5: Solve for x
   x = 24,028,720,144/102,387.50
6. Step 6: Final answer
   x = 234,684.12