Finding the Fourth Proportional to 99,671.86, 149,507.31 and 33,116.98

Step by Step Solution

1. Step 1: Write the proportion equation
   99,671.86 : 149,507.31 = 33,116.98 : x
2. Step 2: Convert to fraction form
   99,671.86/149,507.31 = 33,116.98/x
3. Step 3: Cross multiply
   99,671.86x = 149,507.31 × 33,116.98
4. Step 4: Simplify right side
   99,671.86x = 4,951,230,595.12
5. Step 5: Solve for x
   x = 4,951,230,595.12/99,671.86
6. Step 6: Final answer
   x = 49,675.31