Finding the Third Proportional to 42,763.50 and 98,986.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,763.50 : 98,986.50 = 98,986.50 : x
2. Step 2: Convert to fraction form
   42,763.50/98,986.50 = 98,986.50/x
3. Step 3: Cross multiply
   42,763.50x = 98,986.50 × 98,986.50
4. Step 4: Simplify right side
   42,763.50x = 9,798,327,182.25
5. Step 5: Solve for x
   x = 9,798,327,182.25/42,763.50
6. Step 6: Final answer
   x = 229,128.28