Finding the Fourth Proportional to 1,003.71, 1,495.50 and 894.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,003.71 : 1,495.50 = 894.58 : x
2. Step 2: Convert to fraction form
   1,003.71/1,495.50 = 894.58/x
3. Step 3: Cross multiply
   1,003.71x = 1,495.50 × 894.58
4. Step 4: Simplify right side
   1,003.71x = 1,337,842.15
5. Step 5: Solve for x
   x = 1,337,842.15/1,003.71
6. Step 6: Final answer
   x = 1,332.90