Finding the Fourth Proportional to 82,390.76, 113,701.46 and 46,586.15

Step by Step Solution

1. Step 1: Write the proportion equation
   82,390.76 : 113,701.46 = 46,586.15 : x
2. Step 2: Convert to fraction form
   82,390.76/113,701.46 = 46,586.15/x
3. Step 3: Cross multiply
   82,390.76x = 113,701.46 × 46,586.15
4. Step 4: Simplify right side
   82,390.76x = 5,296,913,270.78
5. Step 5: Solve for x
   x = 5,296,913,270.78/82,390.76
6. Step 6: Final answer
   x = 64,290.14