Finding the Fourth Proportional to 2,526.39, 3,485.84 and 1,478.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.39 : 3,485.84 = 1,478.25 : x
2. Step 2: Convert to fraction form
   2,526.39/3,485.84 = 1,478.25/x
3. Step 3: Cross multiply
   2,526.39x = 3,485.84 × 1,478.25
4. Step 4: Simplify right side
   2,526.39x = 5,152,935.59
5. Step 5: Solve for x
   x = 5,152,935.59/2,526.39
6. Step 6: Final answer
   x = 2,039.64