Finding the Fourth Proportional to 63,641.89, 87,846.40 and 45,788.79

Step by Step Solution

1. Step 1: Write the proportion equation
   63,641.89 : 87,846.40 = 45,788.79 : x
2. Step 2: Convert to fraction form
   63,641.89/87,846.40 = 45,788.79/x
3. Step 3: Cross multiply
   63,641.89x = 87,846.40 × 45,788.79
4. Step 4: Simplify right side
   63,641.89x = 4,022,380,361.86
5. Step 5: Solve for x
   x = 4,022,380,361.86/63,641.89
6. Step 6: Final answer
   x = 63,203.35