Finding the Fourth Proportional to 2,285.96, 3,155.49 and 1,499.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,285.96 : 3,155.49 = 1,499.99 : x
2. Step 2: Convert to fraction form
   2,285.96/3,155.49 = 1,499.99/x
3. Step 3: Cross multiply
   2,285.96x = 3,155.49 × 1,499.99
4. Step 4: Simplify right side
   2,285.96x = 4,733,187.67
5. Step 5: Solve for x
   x = 4,733,187.67/2,285.96
6. Step 6: Final answer
   x = 2,070.55