Finding the Fourth Proportional to 71,590.89, 107,284.78 and 52,722.96

Step by Step Solution

1. Step 1: Write the proportion equation
   71,590.89 : 107,284.78 = 52,722.96 : x
2. Step 2: Convert to fraction form
   71,590.89/107,284.78 = 52,722.96/x
3. Step 3: Cross multiply
   71,590.89x = 107,284.78 × 52,722.96
4. Step 4: Simplify right side
   71,590.89x = 5,656,371,164.55
5. Step 5: Solve for x
   x = 5,656,371,164.55/71,590.89
6. Step 6: Final answer
   x = 79,009.65