Finding the Fourth Proportional to 16,764.12, 25,145.91 and 5,670.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,764.12 : 25,145.91 = 5,670.81 : x
2. Step 2: Convert to fraction form
   16,764.12/25,145.91 = 5,670.81/x
3. Step 3: Cross multiply
   16,764.12x = 25,145.91 × 5,670.81
4. Step 4: Simplify right side
   16,764.12x = 142,597,677.89
5. Step 5: Solve for x
   x = 142,597,677.89/16,764.12
6. Step 6: Final answer
   x = 8,506.12