Finding the Fourth Proportional to 89,841.13, 134,792.77 and 30,718.42

Step by Step Solution

1. Step 1: Write the proportion equation
   89,841.13 : 134,792.77 = 30,718.42 : x
2. Step 2: Convert to fraction form
   89,841.13/134,792.77 = 30,718.42/x
3. Step 3: Cross multiply
   89,841.13x = 134,792.77 × 30,718.42
4. Step 4: Simplify right side
   89,841.13x = 4,140,620,921.82
5. Step 5: Solve for x
   x = 4,140,620,921.82/89,841.13
6. Step 6: Final answer
   x = 46,088.26