Finding the Fourth Proportional to 50,947.72, 76,397.01 and 21,357.62

Step by Step Solution

1. Step 1: Write the proportion equation
   50,947.72 : 76,397.01 = 21,357.62 : x
2. Step 2: Convert to fraction form
   50,947.72/76,397.01 = 21,357.62/x
3. Step 3: Cross multiply
   50,947.72x = 76,397.01 × 21,357.62
4. Step 4: Simplify right side
   50,947.72x = 1,631,658,308.72
5. Step 5: Solve for x
   x = 1,631,658,308.72/50,947.72
6. Step 6: Final answer
   x = 32,026.13