Finding the Fourth Proportional to 76,885.37, 106,101.86 and 42,893.86

Step by Step Solution

1. Step 1: Write the proportion equation
   76,885.37 : 106,101.86 = 42,893.86 : x
2. Step 2: Convert to fraction form
   76,885.37/106,101.86 = 42,893.86/x
3. Step 3: Cross multiply
   76,885.37x = 106,101.86 × 42,893.86
4. Step 4: Simplify right side
   76,885.37x = 4,551,118,328.58
5. Step 5: Solve for x
   x = 4,551,118,328.58/76,885.37
6. Step 6: Final answer
   x = 59,193.55