Finding the Third Proportional to 1,036,912 and 2,156,594

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,912 : 2,156,594 = 2,156,594 : x
2. Step 2: Convert to fraction form
   1,036,912/2,156,594 = 2,156,594/x
3. Step 3: Cross multiply
   1,036,912x = 2,156,594 × 2,156,594
4. Step 4: Simplify right side
   1,036,912x = 4,650,897,680,836
5. Step 5: Solve for x
   x = 4,650,897,680,836/1,036,912
6. Step 6: Final answer
   x = 4,485,335.00