Finding the Fourth Proportional to 71,579, 107,367.82 and 43,506.80

Step by Step Solution

1. Step 1: Write the proportion equation
   71,579 : 107,367.82 = 43,506.80 : x
2. Step 2: Convert to fraction form
   71,579/107,367.82 = 43,506.80/x
3. Step 3: Cross multiply
   71,579x = 107,367.82 × 43,506.80
4. Step 4: Simplify right side
   71,579x = 4,671,230,271.18
5. Step 5: Solve for x
   x = 4,671,230,271.18/71,579
6. Step 6: Final answer
   x = 65,259.79