Finding the Fourth Proportional to 7,880.27, 10,869.59 and 4,736.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,880.27 : 10,869.59 = 4,736.45 : x
2. Step 2: Convert to fraction form
   7,880.27/10,869.59 = 4,736.45/x
3. Step 3: Cross multiply
   7,880.27x = 10,869.59 × 4,736.45
4. Step 4: Simplify right side
   7,880.27x = 51,483,308.57
5. Step 5: Solve for x
   x = 51,483,308.57/7,880.27
6. Step 6: Final answer
   x = 6,533.20