Finding the Fourth Proportional to 82,439.60, 113,766.62 and 46,628.82

Step by Step Solution

1. Step 1: Write the proportion equation
   82,439.60 : 113,766.62 = 46,628.82 : x
2. Step 2: Convert to fraction form
   82,439.60/113,766.62 = 46,628.82/x
3. Step 3: Cross multiply
   82,439.60x = 113,766.62 × 46,628.82
4. Step 4: Simplify right side
   82,439.60x = 5,304,803,012.84
5. Step 5: Solve for x
   x = 5,304,803,012.84/82,439.60
6. Step 6: Final answer
   x = 64,347.76