Finding the Fourth Proportional to 5,017.81, 7,526.78 and 2,385.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,017.81 : 7,526.78 = 2,385.59 : x
2. Step 2: Convert to fraction form
   5,017.81/7,526.78 = 2,385.59/x
3. Step 3: Cross multiply
   5,017.81x = 7,526.78 × 2,385.59
4. Step 4: Simplify right side
   5,017.81x = 17,955,811.10
5. Step 5: Solve for x
   x = 17,955,811.10/5,017.81
6. Step 6: Final answer
   x = 3,578.42