Finding the Fourth Proportional to 89,689.32, 134,532.54 and 30,566.16

Step by Step Solution

1. Step 1: Write the proportion equation
   89,689.32 : 134,532.54 = 30,566.16 : x
2. Step 2: Convert to fraction form
   89,689.32/134,532.54 = 30,566.16/x
3. Step 3: Cross multiply
   89,689.32x = 134,532.54 × 30,566.16
4. Step 4: Simplify right side
   89,689.32x = 4,112,143,142.85
5. Step 5: Solve for x
   x = 4,112,143,142.85/89,689.32
6. Step 6: Final answer
   x = 45,848.75