Finding the Third Proportional to 193,248.50 and 288,984

Step by Step Solution

1. Step 1: Write the proportion equation
   193,248.50 : 288,984 = 288,984 : x
2. Step 2: Convert to fraction form
   193,248.50/288,984 = 288,984/x
3. Step 3: Cross multiply
   193,248.50x = 288,984 × 288,984
4. Step 4: Simplify right side
   193,248.50x = 83,511,752,256
5. Step 5: Solve for x
   x = 83,511,752,256/193,248.50
6. Step 6: Final answer
   x = 432,146.96