Finding the Third Proportional to 56,344.50 and 84,732.75

Step by Step Solution

1. Step 1: Write the proportion equation
   56,344.50 : 84,732.75 = 84,732.75 : x
2. Step 2: Convert to fraction form
   56,344.50/84,732.75 = 84,732.75/x
3. Step 3: Cross multiply
   56,344.50x = 84,732.75 × 84,732.75
4. Step 4: Simplify right side
   56,344.50x = 7,179,638,922.56
5. Step 5: Solve for x
   x = 7,179,638,922.56/56,344.50
6. Step 6: Final answer
   x = 127,423.95