Finding the Fourth Proportional to 7,100.62, 9,798.96 and 3,956.82

Step by Step Solution

1. Step 1: Write the proportion equation
   7,100.62 : 9,798.96 = 3,956.82 : x
2. Step 2: Convert to fraction form
   7,100.62/9,798.96 = 3,956.82/x
3. Step 3: Cross multiply
   7,100.62x = 9,798.96 × 3,956.82
4. Step 4: Simplify right side
   7,100.62x = 38,772,720.91
5. Step 5: Solve for x
   x = 38,772,720.91/7,100.62
6. Step 6: Final answer
   x = 5,460.47