Finding the Fourth Proportional to 89,448.22, 134,189.34 and 30,268

Step by Step Solution

1. Step 1: Write the proportion equation
   89,448.22 : 134,189.34 = 30,268 : x
2. Step 2: Convert to fraction form
   89,448.22/134,189.34 = 30,268/x
3. Step 3: Cross multiply
   89,448.22x = 134,189.34 × 30,268
4. Step 4: Simplify right side
   89,448.22x = 4,061,642,943.12
5. Step 5: Solve for x
   x = 4,061,642,943.12/89,448.22
6. Step 6: Final answer
   x = 45,407.76