Finding the Third Proportional to 64,389.38 and 98,498.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,389.38 : 98,498.25 = 98,498.25 : x
2. Step 2: Convert to fraction form
   64,389.38/98,498.25 = 98,498.25/x
3. Step 3: Cross multiply
   64,389.38x = 98,498.25 × 98,498.25
4. Step 4: Simplify right side
   64,389.38x = 9,701,905,253.06
5. Step 5: Solve for x
   x = 9,701,905,253.06/64,389.38
6. Step 6: Final answer
   x = 150,675.56