Finding the Fourth Proportional to 2,520.51, 3,477.38 and 1,525.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520.51 : 3,477.38 = 1,525.43 : x
2. Step 2: Convert to fraction form
   2,520.51/3,477.38 = 1,525.43/x
3. Step 3: Cross multiply
   2,520.51x = 3,477.38 × 1,525.43
4. Step 4: Simplify right side
   2,520.51x = 5,304,482.39
5. Step 5: Solve for x
   x = 5,304,482.39/2,520.51
6. Step 6: Final answer
   x = 2,104.53