Finding the Third Proportional to 153,738 and 325,060

Step by Step Solution

1. Step 1: Write the proportion equation
   153,738 : 325,060 = 325,060 : x
2. Step 2: Convert to fraction form
   153,738/325,060 = 325,060/x
3. Step 3: Cross multiply
   153,738x = 325,060 × 325,060
4. Step 4: Simplify right side
   153,738x = 105,664,003,600
5. Step 5: Solve for x
   x = 105,664,003,600/153,738
6. Step 6: Final answer
   x = 687,299.19