Finding the Fourth Proportional to 9,837.86, 14,756.48 and 3,994.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,837.86 : 14,756.48 = 3,994.31 : x
2. Step 2: Convert to fraction form
   9,837.86/14,756.48 = 3,994.31/x
3. Step 3: Cross multiply
   9,837.86x = 14,756.48 × 3,994.31
4. Step 4: Simplify right side
   9,837.86x = 58,941,987.53
5. Step 5: Solve for x
   x = 58,941,987.53/9,837.86
6. Step 6: Final answer
   x = 5,991.35