Finding the Fourth Proportional to 94,825.86, 142,238.72 and 28,264.28

Step by Step Solution

1. Step 1: Write the proportion equation
   94,825.86 : 142,238.72 = 28,264.28 : x
2. Step 2: Convert to fraction form
   94,825.86/142,238.72 = 28,264.28/x
3. Step 3: Cross multiply
   94,825.86x = 142,238.72 × 28,264.28
4. Step 4: Simplify right side
   94,825.86x = 4,020,275,008.92
5. Step 5: Solve for x
   x = 4,020,275,008.92/94,825.86
6. Step 6: Final answer
   x = 42,396.40