Finding the Fourth Proportional to 57,091.32, 78,861.32 and 43,826.48

Step by Step Solution

1. Step 1: Write the proportion equation
   57,091.32 : 78,861.32 = 43,826.48 : x
2. Step 2: Convert to fraction form
   57,091.32/78,861.32 = 43,826.48/x
3. Step 3: Cross multiply
   57,091.32x = 78,861.32 × 43,826.48
4. Step 4: Simplify right side
   57,091.32x = 3,456,214,063.75
5. Step 5: Solve for x
   x = 3,456,214,063.75/57,091.32
6. Step 6: Final answer
   x = 60,538.35