Finding the Fourth Proportional to 11,773.16, 17,662.14 and 3,981.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,773.16 : 17,662.14 = 3,981.88 : x
2. Step 2: Convert to fraction form
   11,773.16/17,662.14 = 3,981.88/x
3. Step 3: Cross multiply
   11,773.16x = 17,662.14 × 3,981.88
4. Step 4: Simplify right side
   11,773.16x = 70,328,522.02
5. Step 5: Solve for x
   x = 70,328,522.02/11,773.16
6. Step 6: Final answer
   x = 5,973.63