Finding the Third Proportional to 27,807.38 and 42,036.75

Step by Step Solution

1. Step 1: Write the proportion equation
   27,807.38 : 42,036.75 = 42,036.75 : x
2. Step 2: Convert to fraction form
   27,807.38/42,036.75 = 42,036.75/x
3. Step 3: Cross multiply
   27,807.38x = 42,036.75 × 42,036.75
4. Step 4: Simplify right side
   27,807.38x = 1,767,088,350.56
5. Step 5: Solve for x
   x = 1,767,088,350.56/27,807.38
6. Step 6: Final answer
   x = 63,547.47