Finding the Fourth Proportional to 80,865.68, 111,595.73 and 46,876.05

Step by Step Solution

1. Step 1: Write the proportion equation
   80,865.68 : 111,595.73 = 46,876.05 : x
2. Step 2: Convert to fraction form
   80,865.68/111,595.73 = 46,876.05/x
3. Step 3: Cross multiply
   80,865.68x = 111,595.73 × 46,876.05
4. Step 4: Simplify right side
   80,865.68x = 5,231,166,784.89
5. Step 5: Solve for x
   x = 5,231,166,784.89/80,865.68
6. Step 6: Final answer
   x = 64,689.58