Finding the Fourth Proportional to 10,794.48, 14,902.83 and 7,807.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,794.48 : 14,902.83 = 7,807.20 : x
2. Step 2: Convert to fraction form
   10,794.48/14,902.83 = 7,807.20/x
3. Step 3: Cross multiply
   10,794.48x = 14,902.83 × 7,807.20
4. Step 4: Simplify right side
   10,794.48x = 116,349,374.38
5. Step 5: Solve for x
   x = 116,349,374.38/10,794.48
6. Step 6: Final answer
   x = 10,778.60