Finding the Fourth Proportional to 10,925.38, 16,390.70 and 3,134.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,925.38 : 16,390.70 = 3,134.12 : x
2. Step 2: Convert to fraction form
   10,925.38/16,390.70 = 3,134.12/x
3. Step 3: Cross multiply
   10,925.38x = 16,390.70 × 3,134.12
4. Step 4: Simplify right side
   10,925.38x = 51,370,405.01
5. Step 5: Solve for x
   x = 51,370,405.01/10,925.38
6. Step 6: Final answer
   x = 4,701.94