Finding the Fourth Proportional to 3,736.82, 5,156.51 and 2,165.01

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.82 : 5,156.51 = 2,165.01 : x
2. Step 2: Convert to fraction form
   3,736.82/5,156.51 = 2,165.01/x
3. Step 3: Cross multiply
   3,736.82x = 5,156.51 × 2,165.01
4. Step 4: Simplify right side
   3,736.82x = 11,163,884.89
5. Step 5: Solve for x
   x = 11,163,884.89/3,736.82
6. Step 6: Final answer
   x = 2,987.54