Finding the Fourth Proportional to 7,469.13, 10,307.58 and 4,112.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,469.13 : 10,307.58 = 4,112.05 : x
2. Step 2: Convert to fraction form
   7,469.13/10,307.58 = 4,112.05/x
3. Step 3: Cross multiply
   7,469.13x = 10,307.58 × 4,112.05
4. Step 4: Simplify right side
   7,469.13x = 42,385,284.34
5. Step 5: Solve for x
   x = 42,385,284.34/7,469.13
6. Step 6: Final answer
   x = 5,674.73