Finding the Fourth Proportional to 1,883.72, 2,826.06 and 787.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,883.72 : 2,826.06 = 787.52 : x
2. Step 2: Convert to fraction form
   1,883.72/2,826.06 = 787.52/x
3. Step 3: Cross multiply
   1,883.72x = 2,826.06 × 787.52
4. Step 4: Simplify right side
   1,883.72x = 2,225,578.77
5. Step 5: Solve for x
   x = 2,225,578.77/1,883.72
6. Step 6: Final answer
   x = 1,181.48