Finding the Fourth Proportional to 82,980.16, 114,511.39 and 46,678.86

Step by Step Solution

1. Step 1: Write the proportion equation
   82,980.16 : 114,511.39 = 46,678.86 : x
2. Step 2: Convert to fraction form
   82,980.16/114,511.39 = 46,678.86/x
3. Step 3: Cross multiply
   82,980.16x = 114,511.39 × 46,678.86
4. Step 4: Simplify right side
   82,980.16x = 5,345,261,025.52
5. Step 5: Solve for x
   x = 5,345,261,025.52/82,980.16
6. Step 6: Final answer
   x = 64,416.13