Finding the Fourth Proportional to 107,342.74, 160,995.89 and 28,464.94

Step by Step Solution

1. Step 1: Write the proportion equation
   107,342.74 : 160,995.89 = 28,464.94 : x
2. Step 2: Convert to fraction form
   107,342.74/160,995.89 = 28,464.94/x
3. Step 3: Cross multiply
   107,342.74x = 160,995.89 × 28,464.94
4. Step 4: Simplify right side
   107,342.74x = 4,582,739,034.28
5. Step 5: Solve for x
   x = 4,582,739,034.28/107,342.74
6. Step 6: Final answer
   x = 42,692.58