Finding the Fourth Proportional to 10,925.82, 16,375.05 and 4,678.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,925.82 : 16,375.05 = 4,678.47 : x
2. Step 2: Convert to fraction form
   10,925.82/16,375.05 = 4,678.47/x
3. Step 3: Cross multiply
   10,925.82x = 16,375.05 × 4,678.47
4. Step 4: Simplify right side
   10,925.82x = 76,610,180.17
5. Step 5: Solve for x
   x = 76,610,180.17/10,925.82
6. Step 6: Final answer
   x = 7,011.85