Finding the Third Proportional to 498,456 and 731,030.50

Step by Step Solution

1. Step 1: Write the proportion equation
   498,456 : 731,030.50 = 731,030.50 : x
2. Step 2: Convert to fraction form
   498,456/731,030.50 = 731,030.50/x
3. Step 3: Cross multiply
   498,456x = 731,030.50 × 731,030.50
4. Step 4: Simplify right side
   498,456x = 534,405,591,930.25
5. Step 5: Solve for x
   x = 534,405,591,930.25/498,456
6. Step 6: Final answer
   x = 1,072,121.90