Finding the Fourth Proportional to 51,300.38, 76,892.24 and 21,699.74

Step by Step Solution

1. Step 1: Write the proportion equation
   51,300.38 : 76,892.24 = 21,699.74 : x
2. Step 2: Convert to fraction form
   51,300.38/76,892.24 = 21,699.74/x
3. Step 3: Cross multiply
   51,300.38x = 76,892.24 × 21,699.74
4. Step 4: Simplify right side
   51,300.38x = 1,668,541,616.02
5. Step 5: Solve for x
   x = 1,668,541,616.02/51,300.38
6. Step 6: Final answer
   x = 32,524.94