Finding the Third Proportional to 1,017,436 and 2,118,602

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017,436 : 2,118,602 = 2,118,602 : x
2. Step 2: Convert to fraction form
   1,017,436/2,118,602 = 2,118,602/x
3. Step 3: Cross multiply
   1,017,436x = 2,118,602 × 2,118,602
4. Step 4: Simplify right side
   1,017,436x = 4,488,474,434,404
5. Step 5: Solve for x
   x = 4,488,474,434,404/1,017,436
6. Step 6: Final answer
   x = 4,411,554.57