Finding the Fourth Proportional to 13,862.00, 19,129.61 and 7,574.51

Step by Step Solution

1. Step 1: Write the proportion equation
   13,862.00 : 19,129.61 = 7,574.51 : x
2. Step 2: Convert to fraction form
   13,862.00/19,129.61 = 7,574.51/x
3. Step 3: Cross multiply
   13,862.00x = 19,129.61 × 7,574.51
4. Step 4: Simplify right side
   13,862.00x = 144,897,345.53
5. Step 5: Solve for x
   x = 144,897,345.53/13,862.00
6. Step 6: Final answer
   x = 10,452.85