Finding the Fourth Proportional to 7,337.78, 10,987.22 and 3,867.74

Step by Step Solution

1. Step 1: Write the proportion equation
   7,337.78 : 10,987.22 = 3,867.74 : x
2. Step 2: Convert to fraction form
   7,337.78/10,987.22 = 3,867.74/x
3. Step 3: Cross multiply
   7,337.78x = 10,987.22 × 3,867.74
4. Step 4: Simplify right side
   7,337.78x = 42,495,665.02
5. Step 5: Solve for x
   x = 42,495,665.02/7,337.78
6. Step 6: Final answer
   x = 5,791.36