Finding the Fourth Proportional to 3,695.36, 5,547.89 and 2,521.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,695.36 : 5,547.89 = 2,521.67 : x
2. Step 2: Convert to fraction form
   3,695.36/5,547.89 = 2,521.67/x
3. Step 3: Cross multiply
   3,695.36x = 5,547.89 × 2,521.67
4. Step 4: Simplify right side
   3,695.36x = 13,989,926.34
5. Step 5: Solve for x
   x = 13,989,926.34/3,695.36
6. Step 6: Final answer
   x = 3,785.81