Finding the Fourth Proportional to 9,019.60, 12,435.66 and 5,827.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,019.60 : 12,435.66 = 5,827.50 : x
2. Step 2: Convert to fraction form
   9,019.60/12,435.66 = 5,827.50/x
3. Step 3: Cross multiply
   9,019.60x = 12,435.66 × 5,827.50
4. Step 4: Simplify right side
   9,019.60x = 72,468,808.65
5. Step 5: Solve for x
   x = 72,468,808.65/9,019.60
6. Step 6: Final answer
   x = 8,034.59