Finding the Fourth Proportional to 2,620.54, 3,615.93 and 1,501.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620.54 : 3,615.93 = 1,501.26 : x
2. Step 2: Convert to fraction form
   2,620.54/3,615.93 = 1,501.26/x
3. Step 3: Cross multiply
   2,620.54x = 3,615.93 × 1,501.26
4. Step 4: Simplify right side
   2,620.54x = 5,428,451.07
5. Step 5: Solve for x
   x = 5,428,451.07/2,620.54
6. Step 6: Final answer
   x = 2,071.50