Finding the Third Proportional to 27,004.78 and 42,036.19

Step by Step Solution

1. Step 1: Write the proportion equation
   27,004.78 : 42,036.19 = 42,036.19 : x
2. Step 2: Convert to fraction form
   27,004.78/42,036.19 = 42,036.19/x
3. Step 3: Cross multiply
   27,004.78x = 42,036.19 × 42,036.19
4. Step 4: Simplify right side
   27,004.78x = 1,767,041,059.54
5. Step 5: Solve for x
   x = 1,767,041,059.54/27,004.78
6. Step 6: Final answer
   x = 65,434.38