Finding the Fourth Proportional to 13,883.82, 19,160.19 and 7,915.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,883.82 : 19,160.19 = 7,915.34 : x
2. Step 2: Convert to fraction form
   13,883.82/19,160.19 = 7,915.34/x
3. Step 3: Cross multiply
   13,883.82x = 19,160.19 × 7,915.34
4. Step 4: Simplify right side
   13,883.82x = 151,659,322.51
5. Step 5: Solve for x
   x = 151,659,322.51/13,883.82
6. Step 6: Final answer
   x = 10,923.46