Finding the Fourth Proportional to 50,956.72, 76,428.18 and 19,374.75

Step by Step Solution

1. Step 1: Write the proportion equation
   50,956.72 : 76,428.18 = 19,374.75 : x
2. Step 2: Convert to fraction form
   50,956.72/76,428.18 = 19,374.75/x
3. Step 3: Cross multiply
   50,956.72x = 76,428.18 × 19,374.75
4. Step 4: Simplify right side
   50,956.72x = 1,480,776,880.46
5. Step 5: Solve for x
   x = 1,480,776,880.46/50,956.72
6. Step 6: Final answer
   x = 29,059.50