Finding the Fourth Proportional to 1,844.34, 2,545.23 and 1,005.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,844.34 : 2,545.23 = 1,005.06 : x
2. Step 2: Convert to fraction form
   1,844.34/2,545.23 = 1,005.06/x
3. Step 3: Cross multiply
   1,844.34x = 2,545.23 × 1,005.06
4. Step 4: Simplify right side
   1,844.34x = 2,558,108.86
5. Step 5: Solve for x
   x = 2,558,108.86/1,844.34
6. Step 6: Final answer
   x = 1,387.01