Finding the Third Proportional to 62,247 and 89,482.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,247 : 89,482.50 = 89,482.50 : x
2. Step 2: Convert to fraction form
   62,247/89,482.50 = 89,482.50/x
3. Step 3: Cross multiply
   62,247x = 89,482.50 × 89,482.50
4. Step 4: Simplify right side
   62,247x = 8,007,117,806.25
5. Step 5: Solve for x
   x = 8,007,117,806.25/62,247
6. Step 6: Final answer
   x = 128,634.60