Finding the Third Proportional to 28,805.50 and 59,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,805.50 : 59,610.50 = 59,610.50 : x
2. Step 2: Convert to fraction form
   28,805.50/59,610.50 = 59,610.50/x
3. Step 3: Cross multiply
   28,805.50x = 59,610.50 × 59,610.50
4. Step 4: Simplify right side
   28,805.50x = 3,553,411,710.25
5. Step 5: Solve for x
   x = 3,553,411,710.25/28,805.50
6. Step 6: Final answer
   x = 123,358.79