Finding the Fourth Proportional to 19,019.35, 28,530.39 and 5,870.01

Step by Step Solution

1. Step 1: Write the proportion equation
   19,019.35 : 28,530.39 = 5,870.01 : x
2. Step 2: Convert to fraction form
   19,019.35/28,530.39 = 5,870.01/x
3. Step 3: Cross multiply
   19,019.35x = 28,530.39 × 5,870.01
4. Step 4: Simplify right side
   19,019.35x = 167,473,645.25
5. Step 5: Solve for x
   x = 167,473,645.25/19,019.35
6. Step 6: Final answer
   x = 8,805.44