Finding the Fourth Proportional to 107,264.27, 160,904.12 and 28,377.56

Step by Step Solution

1. Step 1: Write the proportion equation
   107,264.27 : 160,904.12 = 28,377.56 : x
2. Step 2: Convert to fraction form
   107,264.27/160,904.12 = 28,377.56/x
3. Step 3: Cross multiply
   107,264.27x = 160,904.12 × 28,377.56
4. Step 4: Simplify right side
   107,264.27x = 4,566,066,579.92
5. Step 5: Solve for x
   x = 4,566,066,579.92/107,264.27
6. Step 6: Final answer
   x = 42,568.38