Finding the Fourth Proportional to 2,591.68, 3,887.32 and 1,492.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.68 : 3,887.32 = 1,492.60 : x
2. Step 2: Convert to fraction form
   2,591.68/3,887.32 = 1,492.60/x
3. Step 3: Cross multiply
   2,591.68x = 3,887.32 × 1,492.60
4. Step 4: Simplify right side
   2,591.68x = 5,802,213.83
5. Step 5: Solve for x
   x = 5,802,213.83/2,591.68
6. Step 6: Final answer
   x = 2,238.78