Finding the Fourth Proportional to 82,391.82, 113,699.52 and 46,580.64

Step by Step Solution

1. Step 1: Write the proportion equation
   82,391.82 : 113,699.52 = 46,580.64 : x
2. Step 2: Convert to fraction form
   82,391.82/113,699.52 = 46,580.64/x
3. Step 3: Cross multiply
   82,391.82x = 113,699.52 × 46,580.64
4. Step 4: Simplify right side
   82,391.82x = 5,296,196,409.29
5. Step 5: Solve for x
   x = 5,296,196,409.29/82,391.82
6. Step 6: Final answer
   x = 64,280.61