Finding the Third Proportional to 361,300.50 and 744,468.75

Step by Step Solution

1. Step 1: Write the proportion equation
   361,300.50 : 744,468.75 = 744,468.75 : x
2. Step 2: Convert to fraction form
   361,300.50/744,468.75 = 744,468.75/x
3. Step 3: Cross multiply
   361,300.50x = 744,468.75 × 744,468.75
4. Step 4: Simplify right side
   361,300.50x = 554,233,719,726.56
5. Step 5: Solve for x
   x = 554,233,719,726.56/361,300.50
6. Step 6: Final answer
   x = 1,533,996.55