Finding the Fourth Proportional to 79,875.26, 110,264.06 and 50,815.57

Step by Step Solution

1. Step 1: Write the proportion equation
   79,875.26 : 110,264.06 = 50,815.57 : x
2. Step 2: Convert to fraction form
   79,875.26/110,264.06 = 50,815.57/x
3. Step 3: Cross multiply
   79,875.26x = 110,264.06 × 50,815.57
4. Step 4: Simplify right side
   79,875.26x = 5,603,131,059.41
5. Step 5: Solve for x
   x = 5,603,131,059.41/79,875.26
6. Step 6: Final answer
   x = 70,148.52