Finding the Fourth Proportional to 64,151.56, 96,227.31 and 28,603.71

Step by Step Solution

1. Step 1: Write the proportion equation
   64,151.56 : 96,227.31 = 28,603.71 : x
2. Step 2: Convert to fraction form
   64,151.56/96,227.31 = 28,603.71/x
3. Step 3: Cross multiply
   64,151.56x = 96,227.31 × 28,603.71
4. Step 4: Simplify right side
   64,151.56x = 2,752,458,069.32
5. Step 5: Solve for x
   x = 2,752,458,069.32/64,151.56
6. Step 6: Final answer
   x = 42,905.55