Finding the Third Proportional to 34,013.81 and 54,145.13

Step by Step Solution

1. Step 1: Write the proportion equation
   34,013.81 : 54,145.13 = 54,145.13 : x
2. Step 2: Convert to fraction form
   34,013.81/54,145.13 = 54,145.13/x
3. Step 3: Cross multiply
   34,013.81x = 54,145.13 × 54,145.13
4. Step 4: Simplify right side
   34,013.81x = 2,931,694,561.27
5. Step 5: Solve for x
   x = 2,931,694,561.27/34,013.81
6. Step 6: Final answer
   x = 86,191.30