Finding the Fourth Proportional to 1,492.83, 2,238.35 and 876.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,492.83 : 2,238.35 = 876.24 : x
2. Step 2: Convert to fraction form
   1,492.83/2,238.35 = 876.24/x
3. Step 3: Cross multiply
   1,492.83x = 2,238.35 × 876.24
4. Step 4: Simplify right side
   1,492.83x = 1,961,327.42
5. Step 5: Solve for x
   x = 1,961,327.42/1,492.83
6. Step 6: Final answer
   x = 1,313.83