Finding the Fourth Proportional to 82,196.20, 113,436.76 and 46,389.34

Step by Step Solution

1. Step 1: Write the proportion equation
   82,196.20 : 113,436.76 = 46,389.34 : x
2. Step 2: Convert to fraction form
   82,196.20/113,436.76 = 46,389.34/x
3. Step 3: Cross multiply
   82,196.20x = 113,436.76 × 46,389.34
4. Step 4: Simplify right side
   82,196.20x = 5,262,256,428.14
5. Step 5: Solve for x
   x = 5,262,256,428.14/82,196.20
6. Step 6: Final answer
   x = 64,020.68