Finding the Fourth Proportional to 82,290.42, 113,560.86 and 46,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,290.42 : 113,560.86 = 46,480.50 : x
2. Step 2: Convert to fraction form
   82,290.42/113,560.86 = 46,480.50/x
3. Step 3: Cross multiply
   82,290.42x = 113,560.86 × 46,480.50
4. Step 4: Simplify right side
   82,290.42x = 5,278,365,553.23
5. Step 5: Solve for x
   x = 5,278,365,553.23/82,290.42
6. Step 6: Final answer
   x = 64,143.14