Finding the Third Proportional to 62,077.50 and 135,432

Step by Step Solution

1. Step 1: Write the proportion equation
   62,077.50 : 135,432 = 135,432 : x
2. Step 2: Convert to fraction form
   62,077.50/135,432 = 135,432/x
3. Step 3: Cross multiply
   62,077.50x = 135,432 × 135,432
4. Step 4: Simplify right side
   62,077.50x = 18,341,826,624
5. Step 5: Solve for x
   x = 18,341,826,624/62,077.50
6. Step 6: Final answer
   x = 295,466.58