Finding the Third Proportional to 28,416.50 and 59,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,416.50 : 59,779.50 = 59,779.50 : x
2. Step 2: Convert to fraction form
   28,416.50/59,779.50 = 59,779.50/x
3. Step 3: Cross multiply
   28,416.50x = 59,779.50 × 59,779.50
4. Step 4: Simplify right side
   28,416.50x = 3,573,588,620.25
5. Step 5: Solve for x
   x = 3,573,588,620.25/28,416.50
6. Step 6: Final answer
   x = 125,757.52