Finding the Third Proportional to 27,310.50 and 59,899.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,310.50 : 59,899.50 = 59,899.50 : x
2. Step 2: Convert to fraction form
   27,310.50/59,899.50 = 59,899.50/x
3. Step 3: Cross multiply
   27,310.50x = 59,899.50 × 59,899.50
4. Step 4: Simplify right side
   27,310.50x = 3,587,950,100.25
5. Step 5: Solve for x
   x = 3,587,950,100.25/27,310.50
6. Step 6: Final answer
   x = 131,376.21