Finding the Third Proportional to 148,244 and 229,890

Step by Step Solution

1. Step 1: Write the proportion equation
   148,244 : 229,890 = 229,890 : x
2. Step 2: Convert to fraction form
   148,244/229,890 = 229,890/x
3. Step 3: Cross multiply
   148,244x = 229,890 × 229,890
4. Step 4: Simplify right side
   148,244x = 52,849,412,100
5. Step 5: Solve for x
   x = 52,849,412,100/148,244
6. Step 6: Final answer
   x = 356,502.87