Finding the Fourth Proportional to 141,939.72, 212,873.25 and 42,076.56

Step by Step Solution

1. Step 1: Write the proportion equation
   141,939.72 : 212,873.25 = 42,076.56 : x
2. Step 2: Convert to fraction form
   141,939.72/212,873.25 = 42,076.56/x
3. Step 3: Cross multiply
   141,939.72x = 212,873.25 × 42,076.56
4. Step 4: Simplify right side
   141,939.72x = 8,956,974,076.02
5. Step 5: Solve for x
   x = 8,956,974,076.02/141,939.72
6. Step 6: Final answer
   x = 63,104.07