Finding the Fourth Proportional to 9,820.27, 14,736.57 and 3,976.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,820.27 : 14,736.57 = 3,976.90 : x
2. Step 2: Convert to fraction form
   9,820.27/14,736.57 = 3,976.90/x
3. Step 3: Cross multiply
   9,820.27x = 14,736.57 × 3,976.90
4. Step 4: Simplify right side
   9,820.27x = 58,605,813.48
5. Step 5: Solve for x
   x = 58,605,813.48/9,820.27
6. Step 6: Final answer
   x = 5,967.84