Finding the Fourth Proportional to 2,624.86, 3,621.68 and 1,490.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.86 : 3,621.68 = 1,490.47 : x
2. Step 2: Convert to fraction form
   2,624.86/3,621.68 = 1,490.47/x
3. Step 3: Cross multiply
   2,624.86x = 3,621.68 × 1,490.47
4. Step 4: Simplify right side
   2,624.86x = 5,398,005.39
5. Step 5: Solve for x
   x = 5,398,005.39/2,624.86
6. Step 6: Final answer
   x = 2,056.49