Finding the Fourth Proportional to 2,092.17, 2,887.28 and 1,148.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,092.17 : 2,887.28 = 1,148.00 : x
2. Step 2: Convert to fraction form
   2,092.17/2,887.28 = 1,148.00/x
3. Step 3: Cross multiply
   2,092.17x = 2,887.28 × 1,148.00
4. Step 4: Simplify right side
   2,092.17x = 3,314,577.26
5. Step 5: Solve for x
   x = 3,314,577.26/2,092.17
6. Step 6: Final answer
   x = 1,584.28