Finding the Fourth Proportional to 134,213.72, 201,342.42 and 49,974.20

Step by Step Solution

1. Step 1: Write the proportion equation
   134,213.72 : 201,342.42 = 49,974.20 : x
2. Step 2: Convert to fraction form
   134,213.72/201,342.42 = 49,974.20/x
3. Step 3: Cross multiply
   134,213.72x = 201,342.42 × 49,974.20
4. Step 4: Simplify right side
   134,213.72x = 10,061,926,365.56
5. Step 5: Solve for x
   x = 10,061,926,365.56/134,213.72
6. Step 6: Final answer
   x = 74,969.43