Finding the Third Proportional to 152,964 and 331,348.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,964 : 331,348.50 = 331,348.50 : x
2. Step 2: Convert to fraction form
   152,964/331,348.50 = 331,348.50/x
3. Step 3: Cross multiply
   152,964x = 331,348.50 × 331,348.50
4. Step 4: Simplify right side
   152,964x = 109,791,828,452.25
5. Step 5: Solve for x
   x = 109,791,828,452.25/152,964
6. Step 6: Final answer
   x = 717,762.54