Finding the Third Proportional to 28,959 and 62,899.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,959 : 62,899.50 = 62,899.50 : x
2. Step 2: Convert to fraction form
   28,959/62,899.50 = 62,899.50/x
3. Step 3: Cross multiply
   28,959x = 62,899.50 × 62,899.50
4. Step 4: Simplify right side
   28,959x = 3,956,347,100.25
5. Step 5: Solve for x
   x = 3,956,347,100.25/28,959
6. Step 6: Final answer
   x = 136,618.91