Finding the Third Proportional to 69,882 and 98,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,882 : 98,785.50 = 98,785.50 : x
2. Step 2: Convert to fraction form
   69,882/98,785.50 = 98,785.50/x
3. Step 3: Cross multiply
   69,882x = 98,785.50 × 98,785.50
4. Step 4: Simplify right side
   69,882x = 9,758,575,010.25
5. Step 5: Solve for x
   x = 9,758,575,010.25/69,882
6. Step 6: Final answer
   x = 139,643.61