Finding the Fourth Proportional to 10,925.57, 16,374.67 and 4,678.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,925.57 : 16,374.67 = 4,678.22 : x
2. Step 2: Convert to fraction form
   10,925.57/16,374.67 = 4,678.22/x
3. Step 3: Cross multiply
   10,925.57x = 16,374.67 × 4,678.22
4. Step 4: Simplify right side
   10,925.57x = 76,604,308.69
5. Step 5: Solve for x
   x = 76,604,308.69/10,925.57
6. Step 6: Final answer
   x = 7,011.47