Finding the Third Proportional to 105,480 and 154,251

Step by Step Solution

1. Step 1: Write the proportion equation
   105,480 : 154,251 = 154,251 : x
2. Step 2: Convert to fraction form
   105,480/154,251 = 154,251/x
3. Step 3: Cross multiply
   105,480x = 154,251 × 154,251
4. Step 4: Simplify right side
   105,480x = 23,793,371,001
5. Step 5: Solve for x
   x = 23,793,371,001/105,480
6. Step 6: Final answer
   x = 225,572.35