Finding the Third Proportional to 43,159.50 and 68,704.88

Step by Step Solution

1. Step 1: Write the proportion equation
   43,159.50 : 68,704.88 = 68,704.88 : x
2. Step 2: Convert to fraction form
   43,159.50/68,704.88 = 68,704.88/x
3. Step 3: Cross multiply
   43,159.50x = 68,704.88 × 68,704.88
4. Step 4: Simplify right side
   43,159.50x = 4,720,359,848.77
5. Step 5: Solve for x
   x = 4,720,359,848.77/43,159.50
6. Step 6: Final answer
   x = 109,370.12