Finding the Fourth Proportional to 1,050.01, 1,447.26 and 787.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,050.01 : 1,447.26 = 787.57 : x
2. Step 2: Convert to fraction form
   1,050.01/1,447.26 = 787.57/x
3. Step 3: Cross multiply
   1,050.01x = 1,447.26 × 787.57
4. Step 4: Simplify right side
   1,050.01x = 1,139,818.56
5. Step 5: Solve for x
   x = 1,139,818.56/1,050.01
6. Step 6: Final answer
   x = 1,085.53