Finding the Third Proportional to 34,111.13 and 54,659.81

Step by Step Solution

1. Step 1: Write the proportion equation
   34,111.13 : 54,659.81 = 54,659.81 : x
2. Step 2: Convert to fraction form
   34,111.13/54,659.81 = 54,659.81/x
3. Step 3: Cross multiply
   34,111.13x = 54,659.81 × 54,659.81
4. Step 4: Simplify right side
   34,111.13x = 2,987,695,102.54
5. Step 5: Solve for x
   x = 2,987,695,102.54/34,111.13
6. Step 6: Final answer
   x = 87,587.12