Finding the Fourth Proportional to 72,073.16, 108,109.73 and 52,476.42

Step by Step Solution

1. Step 1: Write the proportion equation
   72,073.16 : 108,109.73 = 52,476.42 : x
2. Step 2: Convert to fraction form
   72,073.16/108,109.73 = 52,476.42/x
3. Step 3: Cross multiply
   72,073.16x = 108,109.73 × 52,476.42
4. Step 4: Simplify right side
   72,073.16x = 5,673,211,597.57
5. Step 5: Solve for x
   x = 5,673,211,597.57/72,073.16
6. Step 6: Final answer
   x = 78,714.62