Finding the Third Proportional to 499,755.50 and 730,890

Step by Step Solution

1. Step 1: Write the proportion equation
   499,755.50 : 730,890 = 730,890 : x
2. Step 2: Convert to fraction form
   499,755.50/730,890 = 730,890/x
3. Step 3: Cross multiply
   499,755.50x = 730,890 × 730,890
4. Step 4: Simplify right side
   499,755.50x = 534,200,192,100
5. Step 5: Solve for x
   x = 534,200,192,100/499,755.50
6. Step 6: Final answer
   x = 1,068,923.09