Finding the Fourth Proportional to 90,104.82, 135,160.50 and 30,940.14

Step by Step Solution

1. Step 1: Write the proportion equation
   90,104.82 : 135,160.50 = 30,940.14 : x
2. Step 2: Convert to fraction form
   90,104.82/135,160.50 = 30,940.14/x
3. Step 3: Cross multiply
   90,104.82x = 135,160.50 × 30,940.14
4. Step 4: Simplify right side
   90,104.82x = 4,181,884,792.47
5. Step 5: Solve for x
   x = 4,181,884,792.47/90,104.82
6. Step 6: Final answer
   x = 46,411.33