Finding the Fourth Proportional to 80,899.55, 111,641.90 and 45,091.84

Step by Step Solution

1. Step 1: Write the proportion equation
   80,899.55 : 111,641.90 = 45,091.84 : x
2. Step 2: Convert to fraction form
   80,899.55/111,641.90 = 45,091.84/x
3. Step 3: Cross multiply
   80,899.55x = 111,641.90 × 45,091.84
4. Step 4: Simplify right side
   80,899.55x = 5,034,138,525.72
5. Step 5: Solve for x
   x = 5,034,138,525.72/80,899.55
6. Step 6: Final answer
   x = 62,227.03