Finding the Fourth Proportional to 164,142.08, 246,018.72 and 75,320.72

Step by Step Solution

1. Step 1: Write the proportion equation
   164,142.08 : 246,018.72 = 75,320.72 : x
2. Step 2: Convert to fraction form
   164,142.08/246,018.72 = 75,320.72/x
3. Step 3: Cross multiply
   164,142.08x = 246,018.72 × 75,320.72
4. Step 4: Simplify right side
   164,142.08x = 18,530,307,123.88
5. Step 5: Solve for x
   x = 18,530,307,123.88/164,142.08
6. Step 6: Final answer
   x = 112,891.87