Finding the Fourth Proportional to 1,373.69, 1,895.36 and 1,000.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,373.69 : 1,895.36 = 1,000.05 : x
2. Step 2: Convert to fraction form
   1,373.69/1,895.36 = 1,000.05/x
3. Step 3: Cross multiply
   1,373.69x = 1,895.36 × 1,000.05
4. Step 4: Simplify right side
   1,373.69x = 1,895,449.77
5. Step 5: Solve for x
   x = 1,895,449.77/1,373.69
6. Step 6: Final answer
   x = 1,379.83