Finding the Third Proportional to 64,851.50 and 141,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,851.50 : 141,063.50 = 141,063.50 : x
2. Step 2: Convert to fraction form
   64,851.50/141,063.50 = 141,063.50/x
3. Step 3: Cross multiply
   64,851.50x = 141,063.50 × 141,063.50
4. Step 4: Simplify right side
   64,851.50x = 19,898,911,032.25
5. Step 5: Solve for x
   x = 19,898,911,032.25/64,851.50
6. Step 6: Final answer
   x = 306,838.10