Finding the Fourth Proportional to 51,310.89, 70,820.83 and 30,096.99

Step by Step Solution

1. Step 1: Write the proportion equation
   51,310.89 : 70,820.83 = 30,096.99 : x
2. Step 2: Convert to fraction form
   51,310.89/70,820.83 = 30,096.99/x
3. Step 3: Cross multiply
   51,310.89x = 70,820.83 × 30,096.99
4. Step 4: Simplify right side
   51,310.89x = 2,131,493,812.30
5. Step 5: Solve for x
   x = 2,131,493,812.30/51,310.89
6. Step 6: Final answer
   x = 41,540.77