Finding the Fourth Proportional to 28,096.38, 42,165.90 and 10,343.82

Step by Step Solution

1. Step 1: Write the proportion equation
   28,096.38 : 42,165.90 = 10,343.82 : x
2. Step 2: Convert to fraction form
   28,096.38/42,165.90 = 10,343.82/x
3. Step 3: Cross multiply
   28,096.38x = 42,165.90 × 10,343.82
4. Step 4: Simplify right side
   28,096.38x = 436,156,479.74
5. Step 5: Solve for x
   x = 436,156,479.74/28,096.38
6. Step 6: Final answer
   x = 15,523.58