Finding the Fourth Proportional to 140,074.58, 193,302.24 and 76,411.82

Step by Step Solution

1. Step 1: Write the proportion equation
   140,074.58 : 193,302.24 = 76,411.82 : x
2. Step 2: Convert to fraction form
   140,074.58/193,302.24 = 76,411.82/x
3. Step 3: Cross multiply
   140,074.58x = 193,302.24 × 76,411.82
4. Step 4: Simplify right side
   140,074.58x = 14,770,575,968.48
5. Step 5: Solve for x
   x = 14,770,575,968.48/140,074.58
6. Step 6: Final answer
   x = 105,447.94