Finding the Fourth Proportional to 99,716.31, 149,542.00 and 33,138.56

Step by Step Solution

1. Step 1: Write the proportion equation
   99,716.31 : 149,542.00 = 33,138.56 : x
2. Step 2: Convert to fraction form
   99,716.31/149,542.00 = 33,138.56/x
3. Step 3: Cross multiply
   99,716.31x = 149,542.00 × 33,138.56
4. Step 4: Simplify right side
   99,716.31x = 4,955,606,373.83
5. Step 5: Solve for x
   x = 4,955,606,373.83/99,716.31
6. Step 6: Final answer
   x = 49,697.05