Finding the Fourth Proportional to 10,460.74, 15,689.72 and 3,886.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,460.74 : 15,689.72 = 3,886.03 : x
2. Step 2: Convert to fraction form
   10,460.74/15,689.72 = 3,886.03/x
3. Step 3: Cross multiply
   10,460.74x = 15,689.72 × 3,886.03
4. Step 4: Simplify right side
   10,460.74x = 60,970,703.18
5. Step 5: Solve for x
   x = 60,970,703.18/10,460.74
6. Step 6: Final answer
   x = 5,828.53