Finding the Third Proportional to 27,686.81 and 58,998.38

Step by Step Solution

1. Step 1: Write the proportion equation
   27,686.81 : 58,998.38 = 58,998.38 : x
2. Step 2: Convert to fraction form
   27,686.81/58,998.38 = 58,998.38/x
3. Step 3: Cross multiply
   27,686.81x = 58,998.38 × 58,998.38
4. Step 4: Simplify right side
   27,686.81x = 3,480,808,252.64
5. Step 5: Solve for x
   x = 3,480,808,252.64/27,686.81
6. Step 6: Final answer
   x = 125,720.80