Finding the Third Proportional to 140,818.88 and 293,286

Step by Step Solution

1. Step 1: Write the proportion equation
   140,818.88 : 293,286 = 293,286 : x
2. Step 2: Convert to fraction form
   140,818.88/293,286 = 293,286/x
3. Step 3: Cross multiply
   140,818.88x = 293,286 × 293,286
4. Step 4: Simplify right side
   140,818.88x = 86,016,677,796
5. Step 5: Solve for x
   x = 86,016,677,796/140,818.88
6. Step 6: Final answer
   x = 610,832.02