Finding the Third Proportional to 62,240.50 and 83,856.50

Step by Step Solution

1. Step 1: Write the proportion equation
   62,240.50 : 83,856.50 = 83,856.50 : x
2. Step 2: Convert to fraction form
   62,240.50/83,856.50 = 83,856.50/x
3. Step 3: Cross multiply
   62,240.50x = 83,856.50 × 83,856.50
4. Step 4: Simplify right side
   62,240.50x = 7,031,912,592.25
5. Step 5: Solve for x
   x = 7,031,912,592.25/62,240.50
6. Step 6: Final answer
   x = 112,979.69