Finding the Fourth Proportional to 14,976.86, 22,460.42 and 4,978.92

Step by Step Solution

1. Step 1: Write the proportion equation
   14,976.86 : 22,460.42 = 4,978.92 : x
2. Step 2: Convert to fraction form
   14,976.86/22,460.42 = 4,978.92/x
3. Step 3: Cross multiply
   14,976.86x = 22,460.42 × 4,978.92
4. Step 4: Simplify right side
   14,976.86x = 111,828,634.35
5. Step 5: Solve for x
   x = 111,828,634.35/14,976.86
6. Step 6: Final answer
   x = 7,466.76