Finding the Fourth Proportional to 6,561.47, 9,056.30 and 4,170.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,561.47 : 9,056.30 = 4,170.98 : x
2. Step 2: Convert to fraction form
   6,561.47/9,056.30 = 4,170.98/x
3. Step 3: Cross multiply
   6,561.47x = 9,056.30 × 4,170.98
4. Step 4: Simplify right side
   6,561.47x = 37,773,597.02
5. Step 5: Solve for x
   x = 37,773,597.02/6,561.47
6. Step 6: Final answer
   x = 5,756.88