Finding the Third Proportional to 144,712 and 224,040

Step by Step Solution

1. Step 1: Write the proportion equation
   144,712 : 224,040 = 224,040 : x
2. Step 2: Convert to fraction form
   144,712/224,040 = 224,040/x
3. Step 3: Cross multiply
   144,712x = 224,040 × 224,040
4. Step 4: Simplify right side
   144,712x = 50,193,921,600
5. Step 5: Solve for x
   x = 50,193,921,600/144,712
6. Step 6: Final answer
   x = 346,853.90