Finding the Third Proportional to 359,321.06 and 499,608

Step by Step Solution

1. Step 1: Write the proportion equation
   359,321.06 : 499,608 = 499,608 : x
2. Step 2: Convert to fraction form
   359,321.06/499,608 = 499,608/x
3. Step 3: Cross multiply
   359,321.06x = 499,608 × 499,608
4. Step 4: Simplify right side
   359,321.06x = 249,608,153,664
5. Step 5: Solve for x
   x = 249,608,153,664/359,321.06
6. Step 6: Final answer
   x = 694,666.08