Finding the Fourth Proportional to 56,961.83, 78,595.31 and 33,076.15

Step by Step Solution

1. Step 1: Write the proportion equation
   56,961.83 : 78,595.31 = 33,076.15 : x
2. Step 2: Convert to fraction form
   56,961.83/78,595.31 = 33,076.15/x
3. Step 3: Cross multiply
   56,961.83x = 78,595.31 × 33,076.15
4. Step 4: Simplify right side
   56,961.83x = 2,599,630,149.06
5. Step 5: Solve for x
   x = 2,599,630,149.06/56,961.83
6. Step 6: Final answer
   x = 45,638.11