Finding the Fourth Proportional to 141,949.72, 212,888.24 and 42,086.56

Step by Step Solution

1. Step 1: Write the proportion equation
   141,949.72 : 212,888.24 = 42,086.56 : x
2. Step 2: Convert to fraction form
   141,949.72/212,888.24 = 42,086.56/x
3. Step 3: Cross multiply
   141,949.72x = 212,888.24 × 42,086.56
4. Step 4: Simplify right side
   141,949.72x = 8,959,733,686.05
5. Step 5: Solve for x
   x = 8,959,733,686.05/141,949.72
6. Step 6: Final answer
   x = 63,119.07