Finding the Fourth Proportional to 11,782.52, 16,259.77 and 6,477.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,782.52 : 16,259.77 = 6,477.31 : x
2. Step 2: Convert to fraction form
   11,782.52/16,259.77 = 6,477.31/x
3. Step 3: Cross multiply
   11,782.52x = 16,259.77 × 6,477.31
4. Step 4: Simplify right side
   11,782.52x = 105,319,570.82
5. Step 5: Solve for x
   x = 105,319,570.82/11,782.52
6. Step 6: Final answer
   x = 8,938.63