Finding the Fourth Proportional to 89,647.74, 134,472.69 and 30,484.62

Step by Step Solution

1. Step 1: Write the proportion equation
   89,647.74 : 134,472.69 = 30,484.62 : x
2. Step 2: Convert to fraction form
   89,647.74/134,472.69 = 30,484.62/x
3. Step 3: Cross multiply
   89,647.74x = 134,472.69 × 30,484.62
4. Step 4: Simplify right side
   89,647.74x = 4,099,348,855.03
5. Step 5: Solve for x
   x = 4,099,348,855.03/89,647.74
6. Step 6: Final answer
   x = 45,727.30