Finding the Fourth Proportional to 1,842.90, 2,543.15 and 1,003.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,842.90 : 2,543.15 = 1,003.59 : x
2. Step 2: Convert to fraction form
   1,842.90/2,543.15 = 1,003.59/x
3. Step 3: Cross multiply
   1,842.90x = 2,543.15 × 1,003.59
4. Step 4: Simplify right side
   1,842.90x = 2,552,274.89
5. Step 5: Solve for x
   x = 2,552,274.89/1,842.90
6. Step 6: Final answer
   x = 1,384.92