Finding the Fourth Proportional to 69,155.26, 95,436.15 and 42,297.28

Step by Step Solution

1. Step 1: Write the proportion equation
   69,155.26 : 95,436.15 = 42,297.28 : x
2. Step 2: Convert to fraction form
   69,155.26/95,436.15 = 42,297.28/x
3. Step 3: Cross multiply
   69,155.26x = 95,436.15 × 42,297.28
4. Step 4: Simplify right side
   69,155.26x = 4,036,689,558.67
5. Step 5: Solve for x
   x = 4,036,689,558.67/69,155.26
6. Step 6: Final answer
   x = 58,371.40