Finding the Third Proportional to 153,984 and 329,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   153,984 : 329,248.50 = 329,248.50 : x
2. Step 2: Convert to fraction form
   153,984/329,248.50 = 329,248.50/x
3. Step 3: Cross multiply
   153,984x = 329,248.50 × 329,248.50
4. Step 4: Simplify right side
   153,984x = 108,404,574,752.25
5. Step 5: Solve for x
   x = 108,404,574,752.25/153,984
6. Step 6: Final answer
   x = 703,998.95