Finding the Third Proportional to 529,043.50 and 756,231

Step by Step Solution

1. Step 1: Write the proportion equation
   529,043.50 : 756,231 = 756,231 : x
2. Step 2: Convert to fraction form
   529,043.50/756,231 = 756,231/x
3. Step 3: Cross multiply
   529,043.50x = 756,231 × 756,231
4. Step 4: Simplify right side
   529,043.50x = 571,885,325,361
5. Step 5: Solve for x
   x = 571,885,325,361/529,043.50
6. Step 6: Final answer
   x = 1,080,979.78