Finding the Third Proportional to 624,121 and 1,343,043

Step by Step Solution

1. Step 1: Write the proportion equation
   624,121 : 1,343,043 = 1,343,043 : x
2. Step 2: Convert to fraction form
   624,121/1,343,043 = 1,343,043/x
3. Step 3: Cross multiply
   624,121x = 1,343,043 × 1,343,043
4. Step 4: Simplify right side
   624,121x = 1,803,764,499,849
5. Step 5: Solve for x
   x = 1,803,764,499,849/624,121
6. Step 6: Final answer
   x = 2,890,087.82