Finding the Fourth Proportional to 99,710.79, 149,533.82 and 33,133.05

Step by Step Solution

1. Step 1: Write the proportion equation
   99,710.79 : 149,533.82 = 33,133.05 : x
2. Step 2: Convert to fraction form
   99,710.79/149,533.82 = 33,133.05/x
3. Step 3: Cross multiply
   99,710.79x = 149,533.82 × 33,133.05
4. Step 4: Simplify right side
   99,710.79x = 4,954,510,621.42
5. Step 5: Solve for x
   x = 4,954,510,621.42/99,710.79
6. Step 6: Final answer
   x = 49,688.81