Finding the Fourth Proportional to 11,919.12, 17,875.69 and 4,901.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,919.12 : 17,875.69 = 4,901.10 : x
2. Step 2: Convert to fraction form
   11,919.12/17,875.69 = 4,901.10/x
3. Step 3: Cross multiply
   11,919.12x = 17,875.69 × 4,901.10
4. Step 4: Simplify right side
   11,919.12x = 87,610,464.97
5. Step 5: Solve for x
   x = 87,610,464.97/11,919.12
6. Step 6: Final answer
   x = 7,350.41