Finding the Third Proportional to 690,475.50 and 1,476,900

Step by Step Solution

1. Step 1: Write the proportion equation
   690,475.50 : 1,476,900 = 1,476,900 : x
2. Step 2: Convert to fraction form
   690,475.50/1,476,900 = 1,476,900/x
3. Step 3: Cross multiply
   690,475.50x = 1,476,900 × 1,476,900
4. Step 4: Simplify right side
   690,475.50x = 2,181,233,610,000
5. Step 5: Solve for x
   x = 2,181,233,610,000/690,475.50
6. Step 6: Final answer
   x = 3,159,031.15