Finding the Third Proportional to 296,404.31 and 650,419.88

Step by Step Solution

1. Step 1: Write the proportion equation
   296,404.31 : 650,419.88 = 650,419.88 : x
2. Step 2: Convert to fraction form
   296,404.31/650,419.88 = 650,419.88/x
3. Step 3: Cross multiply
   296,404.31x = 650,419.88 × 650,419.88
4. Step 4: Simplify right side
   296,404.31x = 423,046,013,795.02
5. Step 5: Solve for x
   x = 423,046,013,795.02/296,404.31
6. Step 6: Final answer
   x = 1,427,259.98