Finding the Third Proportional to 83,764.88 and 129,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,764.88 : 129,535.50 = 129,535.50 : x
2. Step 2: Convert to fraction form
   83,764.88/129,535.50 = 129,535.50/x
3. Step 3: Cross multiply
   83,764.88x = 129,535.50 × 129,535.50
4. Step 4: Simplify right side
   83,764.88x = 16,779,445,760.25
5. Step 5: Solve for x
   x = 16,779,445,760.25/83,764.88
6. Step 6: Final answer
   x = 200,316.01