Finding the Fourth Proportional to 81,627.94, 112,647 and 45,818.38

Step by Step Solution

1. Step 1: Write the proportion equation
   81,627.94 : 112,647 = 45,818.38 : x
2. Step 2: Convert to fraction form
   81,627.94/112,647 = 45,818.38/x
3. Step 3: Cross multiply
   81,627.94x = 112,647 × 45,818.38
4. Step 4: Simplify right side
   81,627.94x = 5,161,303,051.86
5. Step 5: Solve for x
   x = 5,161,303,051.86/81,627.94
6. Step 6: Final answer
   x = 63,229.61