Finding the Fourth Proportional to 79,471.83, 109,670.56 and 43,172.94

Step by Step Solution

1. Step 1: Write the proportion equation
   79,471.83 : 109,670.56 = 43,172.94 : x
2. Step 2: Convert to fraction form
   79,471.83/109,670.56 = 43,172.94/x
3. Step 3: Cross multiply
   79,471.83x = 109,670.56 × 43,172.94
4. Step 4: Simplify right side
   79,471.83x = 4,734,800,506.65
5. Step 5: Solve for x
   x = 4,734,800,506.65/79,471.83
6. Step 6: Final answer
   x = 59,578.35