Finding the Fourth Proportional to 1,493.02, 2,234.76 and 1,053.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,493.02 : 2,234.76 = 1,053.73 : x
2. Step 2: Convert to fraction form
   1,493.02/2,234.76 = 1,053.73/x
3. Step 3: Cross multiply
   1,493.02x = 2,234.76 × 1,053.73
4. Step 4: Simplify right side
   1,493.02x = 2,354,833.65
5. Step 5: Solve for x
   x = 2,354,833.65/1,493.02
6. Step 6: Final answer
   x = 1,577.23