Finding the Third Proportional to 736,392 and 1,577,640

Step by Step Solution

1. Step 1: Write the proportion equation
   736,392 : 1,577,640 = 1,577,640 : x
2. Step 2: Convert to fraction form
   736,392/1,577,640 = 1,577,640/x
3. Step 3: Cross multiply
   736,392x = 1,577,640 × 1,577,640
4. Step 4: Simplify right side
   736,392x = 2,488,947,969,600
5. Step 5: Solve for x
   x = 2,488,947,969,600/736,392
6. Step 6: Final answer
   x = 3,379,922.61