Finding the Fourth Proportional to 79,872.14, 110,174.72 and 51,182.15

Step by Step Solution

1. Step 1: Write the proportion equation
   79,872.14 : 110,174.72 = 51,182.15 : x
2. Step 2: Convert to fraction form
   79,872.14/110,174.72 = 51,182.15/x
3. Step 3: Cross multiply
   79,872.14x = 110,174.72 × 51,182.15
4. Step 4: Simplify right side
   79,872.14x = 5,638,978,238.46
5. Step 5: Solve for x
   x = 5,638,978,238.46/79,872.14
6. Step 6: Final answer
   x = 70,600.06