Finding the Fourth Proportional to 5,026.14, 7,536.48 and 3,992.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,026.14 : 7,536.48 = 3,992.78 : x
2. Step 2: Convert to fraction form
   5,026.14/7,536.48 = 3,992.78/x
3. Step 3: Cross multiply
   5,026.14x = 7,536.48 × 3,992.78
4. Step 4: Simplify right side
   5,026.14x = 30,091,506.61
5. Step 5: Solve for x
   x = 30,091,506.61/5,026.14
6. Step 6: Final answer
   x = 5,987.00