Finding the Fourth Proportional to 109,977.80, 164,995.72 and 43,401.74

Step by Step Solution

1. Step 1: Write the proportion equation
   109,977.80 : 164,995.72 = 43,401.74 : x
2. Step 2: Convert to fraction form
   109,977.80/164,995.72 = 43,401.74/x
3. Step 3: Cross multiply
   109,977.80x = 164,995.72 × 43,401.74
4. Step 4: Simplify right side
   109,977.80x = 7,161,101,340.55
5. Step 5: Solve for x
   x = 7,161,101,340.55/109,977.80
6. Step 6: Final answer
   x = 65,114.06