Finding the Fourth Proportional to 5,018.78, 7,525.25 and 1,899.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,018.78 : 7,525.25 = 1,899.02 : x
2. Step 2: Convert to fraction form
   5,018.78/7,525.25 = 1,899.02/x
3. Step 3: Cross multiply
   5,018.78x = 7,525.25 × 1,899.02
4. Step 4: Simplify right side
   5,018.78x = 14,290,613.50
5. Step 5: Solve for x
   x = 14,290,613.50/5,018.78
6. Step 6: Final answer
   x = 2,847.43