Finding the Fourth Proportional to 51,166.24, 70,611.59 and 28,505.22

Step by Step Solution

1. Step 1: Write the proportion equation
   51,166.24 : 70,611.59 = 28,505.22 : x
2. Step 2: Convert to fraction form
   51,166.24/70,611.59 = 28,505.22/x
3. Step 3: Cross multiply
   51,166.24x = 70,611.59 × 28,505.22
4. Step 4: Simplify right side
   51,166.24x = 2,012,798,978.76
5. Step 5: Solve for x
   x = 2,012,798,978.76/51,166.24
6. Step 6: Final answer
   x = 39,338.42