Finding the Third Proportional to 62,307.50 and 84,485.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,307.50 : 84,485.50 = 84,485.50 : x
2. Step 2: Convert to fraction form
   62,307.50/84,485.50 = 84,485.50/x
3. Step 3: Cross multiply
   62,307.50x = 84,485.50 × 84,485.50
4. Step 4: Simplify right side
   62,307.50x = 7,137,799,710.25
5. Step 5: Solve for x
   x = 7,137,799,710.25/62,307.50
6. Step 6: Final answer
   x = 114,557.63