Finding the Fourth Proportional to 82,380.21, 113,683.86 and 46,081.20

Step by Step Solution

1. Step 1: Write the proportion equation
   82,380.21 : 113,683.86 = 46,081.20 : x
2. Step 2: Convert to fraction form
   82,380.21/113,683.86 = 46,081.20/x
3. Step 3: Cross multiply
   82,380.21x = 113,683.86 × 46,081.20
4. Step 4: Simplify right side
   82,380.21x = 5,238,688,689.43
5. Step 5: Solve for x
   x = 5,238,688,689.43/82,380.21
6. Step 6: Final answer
   x = 63,591.59