Finding the Fourth Proportional to 1,490.89, 2,234.06 and 1,002.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,490.89 : 2,234.06 = 1,002.13 : x
2. Step 2: Convert to fraction form
   1,490.89/2,234.06 = 1,002.13/x
3. Step 3: Cross multiply
   1,490.89x = 2,234.06 × 1,002.13
4. Step 4: Simplify right side
   1,490.89x = 2,238,813.54
5. Step 5: Solve for x
   x = 2,238,813.54/1,490.89
6. Step 6: Final answer
   x = 1,501.66