Finding the Fourth Proportional to 99,714.82, 149,447.50 and 49,808.85

Step by Step Solution

1. Step 1: Write the proportion equation
   99,714.82 : 149,447.50 = 49,808.85 : x
2. Step 2: Convert to fraction form
   99,714.82/149,447.50 = 49,808.85/x
3. Step 3: Cross multiply
   99,714.82x = 149,447.50 × 49,808.85
4. Step 4: Simplify right side
   99,714.82x = 7,443,808,110.38
5. Step 5: Solve for x
   x = 7,443,808,110.38/99,714.82
6. Step 6: Final answer
   x = 74,650.97