Finding the Fourth Proportional to 34,293.47, 51,446.34 and 12,119.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,293.47 : 51,446.34 = 12,119.72 : x
2. Step 2: Convert to fraction form
   34,293.47/51,446.34 = 12,119.72/x
3. Step 3: Cross multiply
   34,293.47x = 51,446.34 × 12,119.72
4. Step 4: Simplify right side
   34,293.47x = 623,514,978.59
5. Step 5: Solve for x
   x = 623,514,978.59/34,293.47
6. Step 6: Final answer
   x = 18,181.74