Finding the Fourth Proportional to 7,877.25, 10,870.83 and 4,340.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,877.25 : 10,870.83 = 4,340.69 : x
2. Step 2: Convert to fraction form
   7,877.25/10,870.83 = 4,340.69/x
3. Step 3: Cross multiply
   7,877.25x = 10,870.83 × 4,340.69
4. Step 4: Simplify right side
   7,877.25x = 47,186,901.69
5. Step 5: Solve for x
   x = 47,186,901.69/7,877.25
6. Step 6: Final answer
   x = 5,990.28