Finding the Third Proportional to 254,279.25 and 542,295

Step by Step Solution

1. Step 1: Write the proportion equation
   254,279.25 : 542,295 = 542,295 : x
2. Step 2: Convert to fraction form
   254,279.25/542,295 = 542,295/x
3. Step 3: Cross multiply
   254,279.25x = 542,295 × 542,295
4. Step 4: Simplify right side
   254,279.25x = 294,083,867,025
5. Step 5: Solve for x
   x = 294,083,867,025/254,279.25
6. Step 6: Final answer
   x = 1,156,538.99