Finding the Fourth Proportional to 99,769.42, 149,695.17 and 73,250.83

Step by Step Solution

1. Step 1: Write the proportion equation
   99,769.42 : 149,695.17 = 73,250.83 : x
2. Step 2: Convert to fraction form
   99,769.42/149,695.17 = 73,250.83/x
3. Step 3: Cross multiply
   99,769.42x = 149,695.17 × 73,250.83
4. Step 4: Simplify right side
   99,769.42x = 10,965,295,449.49
5. Step 5: Solve for x
   x = 10,965,295,449.49/99,769.42
6. Step 6: Final answer
   x = 109,906.38