Finding the Third Proportional to 152,116.50 and 324,594

Step by Step Solution

1. Step 1: Write the proportion equation
   152,116.50 : 324,594 = 324,594 : x
2. Step 2: Convert to fraction form
   152,116.50/324,594 = 324,594/x
3. Step 3: Cross multiply
   152,116.50x = 324,594 × 324,594
4. Step 4: Simplify right side
   152,116.50x = 105,361,264,836
5. Step 5: Solve for x
   x = 105,361,264,836/152,116.50
6. Step 6: Final answer
   x = 692,635.35