Finding the Third Proportional to 136,570 and 298,048

Step by Step Solution

1. Step 1: Write the proportion equation
   136,570 : 298,048 = 298,048 : x
2. Step 2: Convert to fraction form
   136,570/298,048 = 298,048/x
3. Step 3: Cross multiply
   136,570x = 298,048 × 298,048
4. Step 4: Simplify right side
   136,570x = 88,832,610,304
5. Step 5: Solve for x
   x = 88,832,610,304/136,570
6. Step 6: Final answer
   x = 650,454.79