Finding the Third Proportional to 1,426,392 and 2,918,367

Step by Step Solution

1. Step 1: Write the proportion equation
   1,426,392 : 2,918,367 = 2,918,367 : x
2. Step 2: Convert to fraction form
   1,426,392/2,918,367 = 2,918,367/x
3. Step 3: Cross multiply
   1,426,392x = 2,918,367 × 2,918,367
4. Step 4: Simplify right side
   1,426,392x = 8,516,865,946,689
5. Step 5: Solve for x
   x = 8,516,865,946,689/1,426,392
6. Step 6: Final answer
   x = 5,970,915.39