Finding the Third Proportional to 148,292 and 229,810

Step by Step Solution

1. Step 1: Write the proportion equation
   148,292 : 229,810 = 229,810 : x
2. Step 2: Convert to fraction form
   148,292/229,810 = 229,810/x
3. Step 3: Cross multiply
   148,292x = 229,810 × 229,810
4. Step 4: Simplify right side
   148,292x = 52,812,636,100
5. Step 5: Solve for x
   x = 52,812,636,100/148,292
6. Step 6: Final answer
   x = 356,139.48