Finding the Fourth Proportional to 11,787.86, 17,681.90 and 3,468.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,787.86 : 17,681.90 = 3,468.03 : x
2. Step 2: Convert to fraction form
   11,787.86/17,681.90 = 3,468.03/x
3. Step 3: Cross multiply
   11,787.86x = 17,681.90 × 3,468.03
4. Step 4: Simplify right side
   11,787.86x = 61,321,342.32
5. Step 5: Solve for x
   x = 61,321,342.32/11,787.86
6. Step 6: Final answer
   x = 5,202.08