Finding the Fourth Proportional to 140,508.72, 193,899.32 and 76,846.32

Step by Step Solution

1. Step 1: Write the proportion equation
   140,508.72 : 193,899.32 = 76,846.32 : x
2. Step 2: Convert to fraction form
   140,508.72/193,899.32 = 76,846.32/x
3. Step 3: Cross multiply
   140,508.72x = 193,899.32 × 76,846.32
4. Step 4: Simplify right side
   140,508.72x = 14,900,449,192.50
5. Step 5: Solve for x
   x = 14,900,449,192.50/140,508.72
6. Step 6: Final answer
   x = 106,046.44