Finding the Third Proportional to 191,029.50 and 418,788

Step by Step Solution

1. Step 1: Write the proportion equation
   191,029.50 : 418,788 = 418,788 : x
2. Step 2: Convert to fraction form
   191,029.50/418,788 = 418,788/x
3. Step 3: Cross multiply
   191,029.50x = 418,788 × 418,788
4. Step 4: Simplify right side
   191,029.50x = 175,383,388,944
5. Step 5: Solve for x
   x = 175,383,388,944/191,029.50
6. Step 6: Final answer
   x = 918,095.84