Finding the Third Proportional to 60,219.28 and 142,414.03

Step by Step Solution

1. Step 1: Write the proportion equation
   60,219.28 : 142,414.03 = 142,414.03 : x
2. Step 2: Convert to fraction form
   60,219.28/142,414.03 = 142,414.03/x
3. Step 3: Cross multiply
   60,219.28x = 142,414.03 × 142,414.03
4. Step 4: Simplify right side
   60,219.28x = 20,281,756,296.88
5. Step 5: Solve for x
   x = 20,281,756,296.88/60,219.28
6. Step 6: Final answer
   x = 336,798.38