Finding the Third Proportional to 152,064 and 325,440

Step by Step Solution

1. Step 1: Write the proportion equation
   152,064 : 325,440 = 325,440 : x
2. Step 2: Convert to fraction form
   152,064/325,440 = 325,440/x
3. Step 3: Cross multiply
   152,064x = 325,440 × 325,440
4. Step 4: Simplify right side
   152,064x = 105,911,193,600
5. Step 5: Solve for x
   x = 105,911,193,600/152,064
6. Step 6: Final answer
   x = 696,490.91