Finding the Fourth Proportional to 10,798.12, 16,188.22 and 3,870.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,798.12 : 16,188.22 = 3,870.76 : x
2. Step 2: Convert to fraction form
   10,798.12/16,188.22 = 3,870.76/x
3. Step 3: Cross multiply
   10,798.12x = 16,188.22 × 3,870.76
4. Step 4: Simplify right side
   10,798.12x = 62,660,714.45
5. Step 5: Solve for x
   x = 62,660,714.45/10,798.12
6. Step 6: Final answer
   x = 5,802.93