Finding the Third Proportional to 781,506 and 1,702,980

Step by Step Solution

1. Step 1: Write the proportion equation
   781,506 : 1,702,980 = 1,702,980 : x
2. Step 2: Convert to fraction form
   781,506/1,702,980 = 1,702,980/x
3. Step 3: Cross multiply
   781,506x = 1,702,980 × 1,702,980
4. Step 4: Simplify right side
   781,506x = 2,900,140,880,400
5. Step 5: Solve for x
   x = 2,900,140,880,400/781,506
6. Step 6: Final answer
   x = 3,710,964.32