Finding the Third Proportional to 1,690,400 and 3,758,752

Step by Step Solution

1. Step 1: Write the proportion equation
   1,690,400 : 3,758,752 = 3,758,752 : x
2. Step 2: Convert to fraction form
   1,690,400/3,758,752 = 3,758,752/x
3. Step 3: Cross multiply
   1,690,400x = 3,758,752 × 3,758,752
4. Step 4: Simplify right side
   1,690,400x = 14,128,216,597,504
5. Step 5: Solve for x
   x = 14,128,216,597,504/1,690,400
6. Step 6: Final answer
   x = 8,357,913.27