Finding the Third Proportional to 921,472.50 and 1,916,514

Step by Step Solution

1. Step 1: Write the proportion equation
   921,472.50 : 1,916,514 = 1,916,514 : x
2. Step 2: Convert to fraction form
   921,472.50/1,916,514 = 1,916,514/x
3. Step 3: Cross multiply
   921,472.50x = 1,916,514 × 1,916,514
4. Step 4: Simplify right side
   921,472.50x = 3,673,025,912,196
5. Step 5: Solve for x
   x = 3,673,025,912,196/921,472.50
6. Step 6: Final answer
   x = 3,986,039.64