Finding the Third Proportional to 66,234 and 141,937.50

Step by Step Solution

1. Step 1: Write the proportion equation
   66,234 : 141,937.50 = 141,937.50 : x
2. Step 2: Convert to fraction form
   66,234/141,937.50 = 141,937.50/x
3. Step 3: Cross multiply
   66,234x = 141,937.50 × 141,937.50
4. Step 4: Simplify right side
   66,234x = 20,146,253,906.25
5. Step 5: Solve for x
   x = 20,146,253,906.25/66,234
6. Step 6: Final answer
   x = 304,167.86