Finding the Fourth Proportional to 82,018.71, 113,194.94 and 51,802.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,018.71 : 113,194.94 = 51,802.56 : x
2. Step 2: Convert to fraction form
   82,018.71/113,194.94 = 51,802.56/x
3. Step 3: Cross multiply
   82,018.71x = 113,194.94 × 51,802.56
4. Step 4: Simplify right side
   82,018.71x = 5,863,787,412.03
5. Step 5: Solve for x
   x = 5,863,787,412.03/82,018.71
6. Step 6: Final answer
   x = 71,493.29