Finding the Fourth Proportional to 13,866.22, 19,133.17 and 7,898.01

Step by Step Solution

1. Step 1: Write the proportion equation
   13,866.22 : 19,133.17 = 7,898.01 : x
2. Step 2: Convert to fraction form
   13,866.22/19,133.17 = 7,898.01/x
3. Step 3: Cross multiply
   13,866.22x = 19,133.17 × 7,898.01
4. Step 4: Simplify right side
   13,866.22x = 151,113,920.92
5. Step 5: Solve for x
   x = 151,113,920.92/13,866.22
6. Step 6: Final answer
   x = 10,897.99