Finding the Fourth Proportional to 11,870.47, 16,380.75 and 6,492.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,870.47 : 16,380.75 = 6,492.82 : x
2. Step 2: Convert to fraction form
   11,870.47/16,380.75 = 6,492.82/x
3. Step 3: Cross multiply
   11,870.47x = 16,380.75 × 6,492.82
4. Step 4: Simplify right side
   11,870.47x = 106,357,261.22
5. Step 5: Solve for x
   x = 106,357,261.22/11,870.47
6. Step 6: Final answer
   x = 8,959.82