Finding the Fourth Proportional to 12,377.72, 18,566.29 and 3,017.79

Step by Step Solution

1. Step 1: Write the proportion equation
   12,377.72 : 18,566.29 = 3,017.79 : x
2. Step 2: Convert to fraction form
   12,377.72/18,566.29 = 3,017.79/x
3. Step 3: Cross multiply
   12,377.72x = 18,566.29 × 3,017.79
4. Step 4: Simplify right side
   12,377.72x = 56,029,164.30
5. Step 5: Solve for x
   x = 56,029,164.30/12,377.72
6. Step 6: Final answer
   x = 4,526.61