Finding the Fourth Proportional to 993,435.48, 1,490,404.72 and 283,466.04

Step by Step Solution

1. Step 1: Write the proportion equation
   993,435.48 : 1,490,404.72 = 283,466.04 : x
2. Step 2: Convert to fraction form
   993,435.48/1,490,404.72 = 283,466.04/x
3. Step 3: Cross multiply
   993,435.48x = 1,490,404.72 × 283,466.04
4. Step 4: Simplify right side
   993,435.48x = 422,479,123,975.71
5. Step 5: Solve for x
   x = 422,479,123,975.71/993,435.48
6. Step 6: Final answer
   x = 425,270.82