Finding the Third Proportional to 1,458,542 and 3,150,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,458,542 : 3,150,776 = 3,150,776 : x
2. Step 2: Convert to fraction form
   1,458,542/3,150,776 = 3,150,776/x
3. Step 3: Cross multiply
   1,458,542x = 3,150,776 × 3,150,776
4. Step 4: Simplify right side
   1,458,542x = 9,927,389,402,176
5. Step 5: Solve for x
   x = 9,927,389,402,176/1,458,542
6. Step 6: Final answer
   x = 6,806,378.84