Finding the Third Proportional to 1,121,088 and 1,611,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,121,088 : 1,611,648 = 1,611,648 : x
2. Step 2: Convert to fraction form
   1,121,088/1,611,648 = 1,611,648/x
3. Step 3: Cross multiply
   1,121,088x = 1,611,648 × 1,611,648
4. Step 4: Simplify right side
   1,121,088x = 2,597,409,275,904
5. Step 5: Solve for x
   x = 2,597,409,275,904/1,121,088
6. Step 6: Final answer
   x = 2,316,864.76