Finding the Fourth Proportional to 99,900.96, 149,818.50 and 33,322.74

Step by Step Solution

1. Step 1: Write the proportion equation
   99,900.96 : 149,818.50 = 33,322.74 : x
2. Step 2: Convert to fraction form
   99,900.96/149,818.50 = 33,322.74/x
3. Step 3: Cross multiply
   99,900.96x = 149,818.50 × 33,322.74
4. Step 4: Simplify right side
   99,900.96x = 4,992,362,922.69
5. Step 5: Solve for x
   x = 4,992,362,922.69/99,900.96
6. Step 6: Final answer
   x = 49,973.12