Finding the Fourth Proportional to 89,493.34, 134,156.17 and 30,287.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,493.34 : 134,156.17 = 30,287.56 : x
2. Step 2: Convert to fraction form
   89,493.34/134,156.17 = 30,287.56/x
3. Step 3: Cross multiply
   89,493.34x = 134,156.17 × 30,287.56
4. Step 4: Simplify right side
   89,493.34x = 4,063,263,048.25
5. Step 5: Solve for x
   x = 4,063,263,048.25/89,493.34
6. Step 6: Final answer
   x = 45,402.97