Finding the Fourth Proportional to 13,847.42, 19,109.35 and 7,559.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,847.42 : 19,109.35 = 7,559.80 : x
2. Step 2: Convert to fraction form
   13,847.42/19,109.35 = 7,559.80/x
3. Step 3: Cross multiply
   13,847.42x = 19,109.35 × 7,559.80
4. Step 4: Simplify right side
   13,847.42x = 144,462,833.29
5. Step 5: Solve for x
   x = 144,462,833.29/13,847.42
6. Step 6: Final answer
   x = 10,432.47