Finding the Third Proportional to 174,899.25 and 270,079.31

Step by Step Solution

1. Step 1: Write the proportion equation
   174,899.25 : 270,079.31 = 270,079.31 : x
2. Step 2: Convert to fraction form
   174,899.25/270,079.31 = 270,079.31/x
3. Step 3: Cross multiply
   174,899.25x = 270,079.31 × 270,079.31
4. Step 4: Simplify right side
   174,899.25x = 72,942,835,040.47
5. Step 5: Solve for x
   x = 72,942,835,040.47/174,899.25
6. Step 6: Final answer
   x = 417,056.31