Finding the Fourth Proportional to 49,563.86, 68,225.27 and 42,779.41

Step by Step Solution

1. Step 1: Write the proportion equation
   49,563.86 : 68,225.27 = 42,779.41 : x
2. Step 2: Convert to fraction form
   49,563.86/68,225.27 = 42,779.41/x
3. Step 3: Cross multiply
   49,563.86x = 68,225.27 × 42,779.41
4. Step 4: Simplify right side
   49,563.86x = 2,918,636,989.92
5. Step 5: Solve for x
   x = 2,918,636,989.92/49,563.86
6. Step 6: Final answer
   x = 58,886.39