Finding the Fourth Proportional to 2,475.84, 3,416.69 and 1,591.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,475.84 : 3,416.69 = 1,591.93 : x
2. Step 2: Convert to fraction form
   2,475.84/3,416.69 = 1,591.93/x
3. Step 3: Cross multiply
   2,475.84x = 3,416.69 × 1,591.93
4. Step 4: Simplify right side
   2,475.84x = 5,439,131.31
5. Step 5: Solve for x
   x = 5,439,131.31/2,475.84
6. Step 6: Final answer
   x = 2,196.88