Finding the Fourth Proportional to 2,520.32, 3,478.82 and 1,526.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.32 : 3,478.82 = 1,526.04 : x
2. Step 2: Convert to fraction form
   2,520.32/3,478.82 = 1,526.04/x
3. Step 3: Cross multiply
   2,520.32x = 3,478.82 × 1,526.04
4. Step 4: Simplify right side
   2,520.32x = 5,308,810.84
5. Step 5: Solve for x
   x = 5,308,810.84/2,520.32
6. Step 6: Final answer
   x = 2,106.41