Finding the Fourth Proportional to 2,621.20, 3,616.34 and 1,501.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621.20 : 3,616.34 = 1,501.36 : x
2. Step 2: Convert to fraction form
   2,621.20/3,616.34 = 1,501.36/x
3. Step 3: Cross multiply
   2,621.20x = 3,616.34 × 1,501.36
4. Step 4: Simplify right side
   2,621.20x = 5,429,428.22
5. Step 5: Solve for x
   x = 5,429,428.22/2,621.20
6. Step 6: Final answer
   x = 2,071.35