Finding the Fourth Proportional to 7,828.91, 10,807.59 and 4,846.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,828.91 : 10,807.59 = 4,846.69 : x
2. Step 2: Convert to fraction form
   7,828.91/10,807.59 = 4,846.69/x
3. Step 3: Cross multiply
   7,828.91x = 10,807.59 × 4,846.69
4. Step 4: Simplify right side
   7,828.91x = 52,381,014.14
5. Step 5: Solve for x
   x = 52,381,014.14/7,828.91
6. Step 6: Final answer
   x = 6,690.72