Finding the Fourth Proportional to 52,991.52, 79,523.72 and 21,826.76

Step by Step Solution

1. Step 1: Write the proportion equation
   52,991.52 : 79,523.72 = 21,826.76 : x
2. Step 2: Convert to fraction form
   52,991.52/79,523.72 = 21,826.76/x
3. Step 3: Cross multiply
   52,991.52x = 79,523.72 × 21,826.76
4. Step 4: Simplify right side
   52,991.52x = 1,735,745,150.75
5. Step 5: Solve for x
   x = 1,735,745,150.75/52,991.52
6. Step 6: Final answer
   x = 32,755.15