Finding the Third Proportional to 1,711,788 and 2,649,120

Step by Step Solution

1. Step 1: Write the proportion equation
   1,711,788 : 2,649,120 = 2,649,120 : x
2. Step 2: Convert to fraction form
   1,711,788/2,649,120 = 2,649,120/x
3. Step 3: Cross multiply
   1,711,788x = 2,649,120 × 2,649,120
4. Step 4: Simplify right side
   1,711,788x = 7,017,836,774,400
5. Step 5: Solve for x
   x = 7,017,836,774,400/1,711,788
6. Step 6: Final answer
   x = 4,099,711.40