Finding the Fourth Proportional to 11,773.01, 16,223.31 and 8,406.35

Step by Step Solution

1. Step 1: Write the proportion equation
   11,773.01 : 16,223.31 = 8,406.35 : x
2. Step 2: Convert to fraction form
   11,773.01/16,223.31 = 8,406.35/x
3. Step 3: Cross multiply
   11,773.01x = 16,223.31 × 8,406.35
4. Step 4: Simplify right side
   11,773.01x = 136,378,822.02
5. Step 5: Solve for x
   x = 136,378,822.02/11,773.01
6. Step 6: Final answer
   x = 11,584.02