Finding the Fourth Proportional to 3,690.84, 5,094.72 and 2,517.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,690.84 : 5,094.72 = 2,517.96 : x
2. Step 2: Convert to fraction form
   3,690.84/5,094.72 = 2,517.96/x
3. Step 3: Cross multiply
   3,690.84x = 5,094.72 × 2,517.96
4. Step 4: Simplify right side
   3,690.84x = 12,828,301.17
5. Step 5: Solve for x
   x = 12,828,301.17/3,690.84
6. Step 6: Final answer
   x = 3,475.71