Finding the Third Proportional to 98,700.75 and 140,669.25

Step by Step Solution

1. Step 1: Write the proportion equation
   98,700.75 : 140,669.25 = 140,669.25 : x
2. Step 2: Convert to fraction form
   98,700.75/140,669.25 = 140,669.25/x
3. Step 3: Cross multiply
   98,700.75x = 140,669.25 × 140,669.25
4. Step 4: Simplify right side
   98,700.75x = 19,787,837,895.56
5. Step 5: Solve for x
   x = 19,787,837,895.56/98,700.75
6. Step 6: Final answer
   x = 200,483.16