Finding the Third Proportional to 355,118.50 and 762,941

Step by Step Solution

1. Step 1: Write the proportion equation
   355,118.50 : 762,941 = 762,941 : x
2. Step 2: Convert to fraction form
   355,118.50/762,941 = 762,941/x
3. Step 3: Cross multiply
   355,118.50x = 762,941 × 762,941
4. Step 4: Simplify right side
   355,118.50x = 582,078,969,481
5. Step 5: Solve for x
   x = 582,078,969,481/355,118.50
6. Step 6: Final answer
   x = 1,639,111.93