Finding the Fourth Proportional to 12,118.18, 18,169.83 and 4,714.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,118.18 : 18,169.83 = 4,714.01 : x
2. Step 2: Convert to fraction form
   12,118.18/18,169.83 = 4,714.01/x
3. Step 3: Cross multiply
   12,118.18x = 18,169.83 × 4,714.01
4. Step 4: Simplify right side
   12,118.18x = 85,652,771.67
5. Step 5: Solve for x
   x = 85,652,771.67/12,118.18
6. Step 6: Final answer
   x = 7,068.12