Finding the Fourth Proportional to 82,180.05, 113,422.38 and 47,719.41

Step by Step Solution

1. Step 1: Write the proportion equation
   82,180.05 : 113,422.38 = 47,719.41 : x
2. Step 2: Convert to fraction form
   82,180.05/113,422.38 = 47,719.41/x
3. Step 3: Cross multiply
   82,180.05x = 113,422.38 × 47,719.41
4. Step 4: Simplify right side
   82,180.05x = 5,412,448,450.11
5. Step 5: Solve for x
   x = 5,412,448,450.11/82,180.05
6. Step 6: Final answer
   x = 65,860.86