Finding the Fourth Proportional to 19,400.10, 29,100.69 and 5,360.12

Step by Step Solution

1. Step 1: Write the proportion equation
   19,400.10 : 29,100.69 = 5,360.12 : x
2. Step 2: Convert to fraction form
   19,400.10/29,100.69 = 5,360.12/x
3. Step 3: Cross multiply
   19,400.10x = 29,100.69 × 5,360.12
4. Step 4: Simplify right side
   19,400.10x = 155,983,154.11
5. Step 5: Solve for x
   x = 155,983,154.11/19,400.10
6. Step 6: Final answer
   x = 8,040.33