Finding the Fourth Proportional to 59,355, 89,042.58 and 28,173.24

Step by Step Solution

1. Step 1: Write the proportion equation
   59,355 : 89,042.58 = 28,173.24 : x
2. Step 2: Convert to fraction form
   59,355/89,042.58 = 28,173.24/x
3. Step 3: Cross multiply
   59,355x = 89,042.58 × 28,173.24
4. Step 4: Simplify right side
   59,355x = 2,508,617,976.56
5. Step 5: Solve for x
   x = 2,508,617,976.56/59,355
6. Step 6: Final answer
   x = 42,264.64