Finding the Fourth Proportional to 9,109.02, 13,685.40 and 5,828.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,109.02 : 13,685.40 = 5,828.52 : x
2. Step 2: Convert to fraction form
   9,109.02/13,685.40 = 5,828.52/x
3. Step 3: Cross multiply
   9,109.02x = 13,685.40 × 5,828.52
4. Step 4: Simplify right side
   9,109.02x = 79,765,627.61
5. Step 5: Solve for x
   x = 79,765,627.61/9,109.02
6. Step 6: Final answer
   x = 8,756.77