Finding the Fourth Proportional to 1,264.03, 1,744.61 and 837.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264.03 : 1,744.61 = 837.91 : x
2. Step 2: Convert to fraction form
   1,264.03/1,744.61 = 837.91/x
3. Step 3: Cross multiply
   1,264.03x = 1,744.61 × 837.91
4. Step 4: Simplify right side
   1,264.03x = 1,461,814.34
5. Step 5: Solve for x
   x = 1,461,814.34/1,264.03
6. Step 6: Final answer
   x = 1,156.47