Finding the Third Proportional to 64,836.25 and 98,586.88

Step by Step Solution

1. Step 1: Write the proportion equation
   64,836.25 : 98,586.88 = 98,586.88 : x
2. Step 2: Convert to fraction form
   64,836.25/98,586.88 = 98,586.88/x
3. Step 3: Cross multiply
   64,836.25x = 98,586.88 × 98,586.88
4. Step 4: Simplify right side
   64,836.25x = 9,719,371,922.27
5. Step 5: Solve for x
   x = 9,719,371,922.27/64,836.25
6. Step 6: Final answer
   x = 149,906.45