Finding the Third Proportional to 62,478.50 and 99,926.75

Step by Step Solution

1. Step 1: Write the proportion equation
   62,478.50 : 99,926.75 = 99,926.75 : x
2. Step 2: Convert to fraction form
   62,478.50/99,926.75 = 99,926.75/x
3. Step 3: Cross multiply
   62,478.50x = 99,926.75 × 99,926.75
4. Step 4: Simplify right side
   62,478.50x = 9,985,355,365.56
5. Step 5: Solve for x
   x = 9,985,355,365.56/62,478.50
6. Step 6: Final answer
   x = 159,820.66