Finding the Fourth Proportional to 10,513.38, 15,773.04 and 3,117.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,513.38 : 15,773.04 = 3,117.82 : x
2. Step 2: Convert to fraction form
   10,513.38/15,773.04 = 3,117.82/x
3. Step 3: Cross multiply
   10,513.38x = 15,773.04 × 3,117.82
4. Step 4: Simplify right side
   10,513.38x = 49,177,499.57
5. Step 5: Solve for x
   x = 49,177,499.57/10,513.38
6. Step 6: Final answer
   x = 4,677.61