Finding the Fourth Proportional to 7,875.53, 10,868.15 and 4,338.67

Step by Step Solution

1. Step 1: Write the proportion equation
   7,875.53 : 10,868.15 = 4,338.67 : x
2. Step 2: Convert to fraction form
   7,875.53/10,868.15 = 4,338.67/x
3. Step 3: Cross multiply
   7,875.53x = 10,868.15 × 4,338.67
4. Step 4: Simplify right side
   7,875.53x = 47,153,300.04
5. Step 5: Solve for x
   x = 47,153,300.04/7,875.53
6. Step 6: Final answer
   x = 5,987.32