Finding the Third Proportional to 911,442 and 1,994,516

Step by Step Solution

1. Step 1: Write the proportion equation
   911,442 : 1,994,516 = 1,994,516 : x
2. Step 2: Convert to fraction form
   911,442/1,994,516 = 1,994,516/x
3. Step 3: Cross multiply
   911,442x = 1,994,516 × 1,994,516
4. Step 4: Simplify right side
   911,442x = 3,978,094,074,256
5. Step 5: Solve for x
   x = 3,978,094,074,256/911,442
6. Step 6: Final answer
   x = 4,364,615.71