Finding the Fourth Proportional to 10,925.48, 16,390.65 and 3,133.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,925.48 : 16,390.65 = 3,133.69 : x
2. Step 2: Convert to fraction form
   10,925.48/16,390.65 = 3,133.69/x
3. Step 3: Cross multiply
   10,925.48x = 16,390.65 × 3,133.69
4. Step 4: Simplify right side
   10,925.48x = 51,363,186.77
5. Step 5: Solve for x
   x = 51,363,186.77/10,925.48
6. Step 6: Final answer
   x = 4,701.23