Finding the Fourth Proportional to 70,327.17, 105,490.49 and 17,736.71

Step by Step Solution

1. Step 1: Write the proportion equation
   70,327.17 : 105,490.49 = 17,736.71 : x
2. Step 2: Convert to fraction form
   70,327.17/105,490.49 = 17,736.71/x
3. Step 3: Cross multiply
   70,327.17x = 105,490.49 × 17,736.71
4. Step 4: Simplify right side
   70,327.17x = 1,871,053,612.75
5. Step 5: Solve for x
   x = 1,871,053,612.75/70,327.17
6. Step 6: Final answer
   x = 26,604.99