Finding the Fourth Proportional to 9,816.96, 14,721.30 and 3,892.92

Step by Step Solution

1. Step 1: Write the proportion equation
   9,816.96 : 14,721.30 = 3,892.92 : x
2. Step 2: Convert to fraction form
   9,816.96/14,721.30 = 3,892.92/x
3. Step 3: Cross multiply
   9,816.96x = 14,721.30 × 3,892.92
4. Step 4: Simplify right side
   9,816.96x = 57,308,843.20
5. Step 5: Solve for x
   x = 57,308,843.20/9,816.96
6. Step 6: Final answer
   x = 5,837.74