Finding the Fourth Proportional to 9,281.59, 12,811.06 and 5,742.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,281.59 : 12,811.06 = 5,742.80 : x
2. Step 2: Convert to fraction form
   9,281.59/12,811.06 = 5,742.80/x
3. Step 3: Cross multiply
   9,281.59x = 12,811.06 × 5,742.80
4. Step 4: Simplify right side
   9,281.59x = 73,571,346.53
5. Step 5: Solve for x
   x = 73,571,346.53/9,281.59
6. Step 6: Final answer
   x = 7,926.59