Finding the Third Proportional to 68,651.30 and 141,710.77

Step by Step Solution

1. Step 1: Write the proportion equation
   68,651.30 : 141,710.77 = 141,710.77 : x
2. Step 2: Convert to fraction form
   68,651.30/141,710.77 = 141,710.77/x
3. Step 3: Cross multiply
   68,651.30x = 141,710.77 × 141,710.77
4. Step 4: Simplify right side
   68,651.30x = 20,081,941,094.02
5. Step 5: Solve for x
   x = 20,081,941,094.02/68,651.30
6. Step 6: Final answer
   x = 292,520.93