Finding the Third Proportional to 54,969.75 and 84,232.13

Step by Step Solution

1. Step 1: Write the proportion equation
   54,969.75 : 84,232.13 = 84,232.13 : x
2. Step 2: Convert to fraction form
   54,969.75/84,232.13 = 84,232.13/x
3. Step 3: Cross multiply
   54,969.75x = 84,232.13 × 84,232.13
4. Step 4: Simplify right side
   54,969.75x = 7,095,050,882.02
5. Step 5: Solve for x
   x = 7,095,050,882.02/54,969.75
6. Step 6: Final answer
   x = 129,071.91