Finding the Fourth Proportional to 52,991, 79,522.96 and 21,826.26

Step by Step Solution

1. Step 1: Write the proportion equation
   52,991 : 79,522.96 = 21,826.26 : x
2. Step 2: Convert to fraction form
   52,991/79,522.96 = 21,826.26/x
3. Step 3: Cross multiply
   52,991x = 79,522.96 × 21,826.26
4. Step 4: Simplify right side
   52,991x = 1,735,688,800.93
5. Step 5: Solve for x
   x = 1,735,688,800.93/52,991
6. Step 6: Final answer
   x = 32,754.41