Finding the Fourth Proportional to 89,635.79, 134,467.47 and 30,457.62

Step by Step Solution

1. Step 1: Write the proportion equation
   89,635.79 : 134,467.47 = 30,457.62 : x
2. Step 2: Convert to fraction form
   89,635.79/134,467.47 = 30,457.62/x
3. Step 3: Cross multiply
   89,635.79x = 134,467.47 × 30,457.62
4. Step 4: Simplify right side
   89,635.79x = 4,095,559,017.96
5. Step 5: Solve for x
   x = 4,095,559,017.96/89,635.79
6. Step 6: Final answer
   x = 45,691.11