Finding the Third Proportional to 66,014 and 142,549.50

Step by Step Solution

1. Step 1: Write the proportion equation
   66,014 : 142,549.50 = 142,549.50 : x
2. Step 2: Convert to fraction form
   66,014/142,549.50 = 142,549.50/x
3. Step 3: Cross multiply
   66,014x = 142,549.50 × 142,549.50
4. Step 4: Simplify right side
   66,014x = 20,320,359,950.25
5. Step 5: Solve for x
   x = 20,320,359,950.25/66,014
6. Step 6: Final answer
   x = 307,818.95