Finding the Fourth Proportional to 1,216,155.39, 1,822,808.17 and 496,047.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216,155.39 : 1,822,808.17 = 496,047.67 : x
2. Step 2: Convert to fraction form
   1,216,155.39/1,822,808.17 = 496,047.67/x
3. Step 3: Cross multiply
   1,216,155.39x = 1,822,808.17 × 496,047.67
4. Step 4: Simplify right side
   1,216,155.39x = 904,199,745,585.46
5. Step 5: Solve for x
   x = 904,199,745,585.46/1,216,155.39
6. Step 6: Final answer
   x = 743,490.31