Finding the Fourth Proportional to 10,461.86, 15,694.91 and 3,887.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,461.86 : 15,694.91 = 3,887.49 : x
2. Step 2: Convert to fraction form
   10,461.86/15,694.91 = 3,887.49/x
3. Step 3: Cross multiply
   10,461.86x = 15,694.91 × 3,887.49
4. Step 4: Simplify right side
   10,461.86x = 61,013,881.54
5. Step 5: Solve for x
   x = 61,013,881.54/10,461.86
6. Step 6: Final answer
   x = 5,832.03