Finding the Fourth Proportional to 11,880.13, 17,819.15 and 3,562.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,880.13 : 17,819.15 = 3,562.01 : x
2. Step 2: Convert to fraction form
   11,880.13/17,819.15 = 3,562.01/x
3. Step 3: Cross multiply
   11,880.13x = 17,819.15 × 3,562.01
4. Step 4: Simplify right side
   11,880.13x = 63,471,883.59
5. Step 5: Solve for x
   x = 63,471,883.59/11,880.13
6. Step 6: Final answer
   x = 5,342.69