Finding the Third Proportional to 64,389.09 and 98,497.69

Step by Step Solution

1. Step 1: Write the proportion equation
   64,389.09 : 98,497.69 = 98,497.69 : x
2. Step 2: Convert to fraction form
   64,389.09/98,497.69 = 98,497.69/x
3. Step 3: Cross multiply
   64,389.09x = 98,497.69 × 98,497.69
4. Step 4: Simplify right side
   64,389.09x = 9,701,794,442.85
5. Step 5: Solve for x
   x = 9,701,794,442.85/64,389.09
6. Step 6: Final answer
   x = 150,674.50