Finding the Third Proportional to 147,931.50 and 323,484

Step by Step Solution

1. Step 1: Write the proportion equation
   147,931.50 : 323,484 = 323,484 : x
2. Step 2: Convert to fraction form
   147,931.50/323,484 = 323,484/x
3. Step 3: Cross multiply
   147,931.50x = 323,484 × 323,484
4. Step 4: Simplify right side
   147,931.50x = 104,641,898,256
5. Step 5: Solve for x
   x = 104,641,898,256/147,931.50
6. Step 6: Final answer
   x = 707,367.25