Finding the Fourth Proportional to 1,591.02, 2,196.37 and 1,060.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,591.02 : 2,196.37 = 1,060.78 : x
2. Step 2: Convert to fraction form
   1,591.02/2,196.37 = 1,060.78/x
3. Step 3: Cross multiply
   1,591.02x = 2,196.37 × 1,060.78
4. Step 4: Simplify right side
   1,591.02x = 2,329,865.37
5. Step 5: Solve for x
   x = 2,329,865.37/1,591.02
6. Step 6: Final answer
   x = 1,464.38