Finding the Fourth Proportional to 28,174.19, 38,884.73 and 16,074.72

Step by Step Solution

1. Step 1: Write the proportion equation
   28,174.19 : 38,884.73 = 16,074.72 : x
2. Step 2: Convert to fraction form
   28,174.19/38,884.73 = 16,074.72/x
3. Step 3: Cross multiply
   28,174.19x = 38,884.73 × 16,074.72
4. Step 4: Simplify right side
   28,174.19x = 625,061,066.65
5. Step 5: Solve for x
   x = 625,061,066.65/28,174.19
6. Step 6: Final answer
   x = 22,185.60