Finding the Fourth Proportional to 80,877.71, 111,609.71 and 45,066.93

Step by Step Solution

1. Step 1: Write the proportion equation
   80,877.71 : 111,609.71 = 45,066.93 : x
2. Step 2: Convert to fraction form
   80,877.71/111,609.71 = 45,066.93/x
3. Step 3: Cross multiply
   80,877.71x = 111,609.71 × 45,066.93
4. Step 4: Simplify right side
   80,877.71x = 5,029,906,762.56
5. Step 5: Solve for x
   x = 5,029,906,762.56/80,877.71
6. Step 6: Final answer
   x = 62,191.51