Finding the Fourth Proportional to 10,807.95, 14,920.85 and 7,468.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,807.95 : 14,920.85 = 7,468.74 : x
2. Step 2: Convert to fraction form
   10,807.95/14,920.85 = 7,468.74/x
3. Step 3: Cross multiply
   10,807.95x = 14,920.85 × 7,468.74
4. Step 4: Simplify right side
   10,807.95x = 111,439,911.89
5. Step 5: Solve for x
   x = 111,439,911.89/10,807.95
6. Step 6: Final answer
   x = 10,310.92