Finding the Fourth Proportional to 12,722.22, 19,077.27 and 4,714.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,722.22 : 19,077.27 = 4,714.38 : x
2. Step 2: Convert to fraction form
   12,722.22/19,077.27 = 4,714.38/x
3. Step 3: Cross multiply
   12,722.22x = 19,077.27 × 4,714.38
4. Step 4: Simplify right side
   12,722.22x = 89,937,500.14
5. Step 5: Solve for x
   x = 89,937,500.14/12,722.22
6. Step 6: Final answer
   x = 7,069.32