Finding the Third Proportional to 152,390 and 241,502

Step by Step Solution

1. Step 1: Write the proportion equation
   152,390 : 241,502 = 241,502 : x
2. Step 2: Convert to fraction form
   152,390/241,502 = 241,502/x
3. Step 3: Cross multiply
   152,390x = 241,502 × 241,502
4. Step 4: Simplify right side
   152,390x = 58,323,216,004
5. Step 5: Solve for x
   x = 58,323,216,004/152,390
6. Step 6: Final answer
   x = 382,723.38