Finding the Fourth Proportional to 49,145.12, 67,820.40 and 26,789.12

Step by Step Solution

1. Step 1: Write the proportion equation
   49,145.12 : 67,820.40 = 26,789.12 : x
2. Step 2: Convert to fraction form
   49,145.12/67,820.40 = 26,789.12/x
3. Step 3: Cross multiply
   49,145.12x = 67,820.40 × 26,789.12
4. Step 4: Simplify right side
   49,145.12x = 1,816,848,834.05
5. Step 5: Solve for x
   x = 1,816,848,834.05/49,145.12
6. Step 6: Final answer
   x = 36,969.06