Finding the Third Proportional to 54,332.72 and 83,113.03

Step by Step Solution

1. Step 1: Write the proportion equation
   54,332.72 : 83,113.03 = 83,113.03 : x
2. Step 2: Convert to fraction form
   54,332.72/83,113.03 = 83,113.03/x
3. Step 3: Cross multiply
   54,332.72x = 83,113.03 × 83,113.03
4. Step 4: Simplify right side
   54,332.72x = 6,907,775,963.56
5. Step 5: Solve for x
   x = 6,907,775,963.56/54,332.72
6. Step 6: Final answer
   x = 127,138.42