Finding the Third Proportional to 64,384.88 and 98,498.53

Step by Step Solution

1. Step 1: Write the proportion equation
   64,384.88 : 98,498.53 = 98,498.53 : x
2. Step 2: Convert to fraction form
   64,384.88/98,498.53 = 98,498.53/x
3. Step 3: Cross multiply
   64,384.88x = 98,498.53 × 98,498.53
4. Step 4: Simplify right side
   64,384.88x = 9,701,960,658.41
5. Step 5: Solve for x
   x = 9,701,960,658.41/64,384.88
6. Step 6: Final answer
   x = 150,686.95