Finding the Fourth Proportional to 7,874.52, 10,796.42 and 7,734.12

Step by Step Solution

1. Step 1: Write the proportion equation
   7,874.52 : 10,796.42 = 7,734.12 : x
2. Step 2: Convert to fraction form
   7,874.52/10,796.42 = 7,734.12/x
3. Step 3: Cross multiply
   7,874.52x = 10,796.42 × 7,734.12
4. Step 4: Simplify right side
   7,874.52x = 83,500,807.85
5. Step 5: Solve for x
   x = 83,500,807.85/7,874.52
6. Step 6: Final answer
   x = 10,603.92