Finding the Third Proportional to 2,153,976 and 3,379,236

Step by Step Solution

1. Step 1: Write the proportion equation
   2,153,976 : 3,379,236 = 3,379,236 : x
2. Step 2: Convert to fraction form
   2,153,976/3,379,236 = 3,379,236/x
3. Step 3: Cross multiply
   2,153,976x = 3,379,236 × 3,379,236
4. Step 4: Simplify right side
   2,153,976x = 11,419,235,943,696
5. Step 5: Solve for x
   x = 11,419,235,943,696/2,153,976
6. Step 6: Final answer
   x = 5,301,468.51