Finding the Third Proportional to 1,436,632.50 and 3,142,509

Step by Step Solution

1. Step 1: Write the proportion equation
   1,436,632.50 : 3,142,509 = 3,142,509 : x
2. Step 2: Convert to fraction form
   1,436,632.50/3,142,509 = 3,142,509/x
3. Step 3: Cross multiply
   1,436,632.50x = 3,142,509 × 3,142,509
4. Step 4: Simplify right side
   1,436,632.50x = 9,875,362,815,081
5. Step 5: Solve for x
   x = 9,875,362,815,081/1,436,632.50
6. Step 6: Final answer
   x = 6,873,965.90