Finding the Third Proportional to 899,069 and 1,912,558

Step by Step Solution

1. Step 1: Write the proportion equation
   899,069 : 1,912,558 = 1,912,558 : x
2. Step 2: Convert to fraction form
   899,069/1,912,558 = 1,912,558/x
3. Step 3: Cross multiply
   899,069x = 1,912,558 × 1,912,558
4. Step 4: Simplify right side
   899,069x = 3,657,878,103,364
5. Step 5: Solve for x
   x = 3,657,878,103,364/899,069
6. Step 6: Final answer
   x = 4,068,517.66