Finding the Fourth Proportional to 53,592.34, 80,318.42 and 21,965.37

Step by Step Solution

1. Step 1: Write the proportion equation
   53,592.34 : 80,318.42 = 21,965.37 : x
2. Step 2: Convert to fraction form
   53,592.34/80,318.42 = 21,965.37/x
3. Step 3: Cross multiply
   53,592.34x = 80,318.42 × 21,965.37
4. Step 4: Simplify right side
   53,592.34x = 1,764,223,411.52
5. Step 5: Solve for x
   x = 1,764,223,411.52/53,592.34
6. Step 6: Final answer
   x = 32,919.32