Finding the Third Proportional to 54,423.14 and 84,060.28

Step by Step Solution

1. Step 1: Write the proportion equation
   54,423.14 : 84,060.28 = 84,060.28 : x
2. Step 2: Convert to fraction form
   54,423.14/84,060.28 = 84,060.28/x
3. Step 3: Cross multiply
   54,423.14x = 84,060.28 × 84,060.28
4. Step 4: Simplify right side
   54,423.14x = 7,066,130,883.83
5. Step 5: Solve for x
   x = 7,066,130,883.83/54,423.14
6. Step 6: Final answer
   x = 129,836.88