Finding the Fourth Proportional to 71,054.42, 106,480.04 and 52,186.41

Step by Step Solution

1. Step 1: Write the proportion equation
   71,054.42 : 106,480.04 = 52,186.41 : x
2. Step 2: Convert to fraction form
   71,054.42/106,480.04 = 52,186.41/x
3. Step 3: Cross multiply
   71,054.42x = 106,480.04 × 52,186.41
4. Step 4: Simplify right side
   71,054.42x = 5,556,810,763.32
5. Step 5: Solve for x
   x = 5,556,810,763.32/71,054.42
6. Step 6: Final answer
   x = 78,205.00