Finding the Fourth Proportional to 10,477.74, 15,705.68 and 3,901.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,477.74 : 15,705.68 = 3,901.25 : x
2. Step 2: Convert to fraction form
   10,477.74/15,705.68 = 3,901.25/x
3. Step 3: Cross multiply
   10,477.74x = 15,705.68 × 3,901.25
4. Step 4: Simplify right side
   10,477.74x = 61,271,784.10
5. Step 5: Solve for x
   x = 61,271,784.10/10,477.74
6. Step 6: Final answer
   x = 5,847.81