Finding the Fourth Proportional to 71,288.47, 106,944.27 and 26,919.10

Step by Step Solution

1. Step 1: Write the proportion equation
   71,288.47 : 106,944.27 = 26,919.10 : x
2. Step 2: Convert to fraction form
   71,288.47/106,944.27 = 26,919.10/x
3. Step 3: Cross multiply
   71,288.47x = 106,944.27 × 26,919.10
4. Step 4: Simplify right side
   71,288.47x = 2,878,843,498.56
5. Step 5: Solve for x
   x = 2,878,843,498.56/71,288.47
6. Step 6: Final answer
   x = 40,383.02