Finding the Fourth Proportional to 828,960.48, 1,144,105.29 and 480,050.15

Step by Step Solution

1. Step 1: Write the proportion equation
   828,960.48 : 1,144,105.29 = 480,050.15 : x
2. Step 2: Convert to fraction form
   828,960.48/1,144,105.29 = 480,050.15/x
3. Step 3: Cross multiply
   828,960.48x = 1,144,105.29 × 480,050.15
4. Step 4: Simplify right side
   828,960.48x = 549,227,910,359.77
5. Step 5: Solve for x
   x = 549,227,910,359.77/828,960.48
6. Step 6: Final answer
   x = 662,550.17