Finding the Fourth Proportional to 19,016.25, 28,528.18 and 5,868.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,016.25 : 28,528.18 = 5,868.13 : x
2. Step 2: Convert to fraction form
   19,016.25/28,528.18 = 5,868.13/x
3. Step 3: Cross multiply
   19,016.25x = 28,528.18 × 5,868.13
4. Step 4: Simplify right side
   19,016.25x = 167,407,068.90
5. Step 5: Solve for x
   x = 167,407,068.90/19,016.25
6. Step 6: Final answer
   x = 8,803.37