Finding the Third Proportional to 691,830 and 1,514,880

Step by Step Solution

1. Step 1: Write the proportion equation
   691,830 : 1,514,880 = 1,514,880 : x
2. Step 2: Convert to fraction form
   691,830/1,514,880 = 1,514,880/x
3. Step 3: Cross multiply
   691,830x = 1,514,880 × 1,514,880
4. Step 4: Simplify right side
   691,830x = 2,294,861,414,400
5. Step 5: Solve for x
   x = 2,294,861,414,400/691,830
6. Step 6: Final answer
   x = 3,317,088.61