Finding the Fourth Proportional to 31,704, 43,751.52 and 20,526

Step by Step Solution

1. Step 1: Write the proportion equation
   31,704 : 43,751.52 = 20,526 : x
2. Step 2: Convert to fraction form
   31,704/43,751.52 = 20,526/x
3. Step 3: Cross multiply
   31,704x = 43,751.52 × 20,526
4. Step 4: Simplify right side
   31,704x = 898,043,699.52
5. Step 5: Solve for x
   x = 898,043,699.52/31,704
6. Step 6: Final answer
   x = 28,325.88