Finding the Fourth Proportional to 50,958.29, 76,359.51 and 21,359.99

Step by Step Solution

1. Step 1: Write the proportion equation
   50,958.29 : 76,359.51 = 21,359.99 : x
2. Step 2: Convert to fraction form
   50,958.29/76,359.51 = 21,359.99/x
3. Step 3: Cross multiply
   50,958.29x = 76,359.51 × 21,359.99
4. Step 4: Simplify right side
   50,958.29x = 1,631,038,263.20
5. Step 5: Solve for x
   x = 1,631,038,263.20/50,958.29
6. Step 6: Final answer
   x = 32,007.32