Finding the Third Proportional to 860,592 and 1,873,180

Step by Step Solution

1. Step 1: Write the proportion equation
   860,592 : 1,873,180 = 1,873,180 : x
2. Step 2: Convert to fraction form
   860,592/1,873,180 = 1,873,180/x
3. Step 3: Cross multiply
   860,592x = 1,873,180 × 1,873,180
4. Step 4: Simplify right side
   860,592x = 3,508,803,312,400
5. Step 5: Solve for x
   x = 3,508,803,312,400/860,592
6. Step 6: Final answer
   x = 4,077,197.22