Finding the Third Proportional to 1,111,581 and 2,421,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,581 : 2,421,972 = 2,421,972 : x
2. Step 2: Convert to fraction form
   1,111,581/2,421,972 = 2,421,972/x
3. Step 3: Cross multiply
   1,111,581x = 2,421,972 × 2,421,972
4. Step 4: Simplify right side
   1,111,581x = 5,865,948,368,784
5. Step 5: Solve for x
   x = 5,865,948,368,784/1,111,581
6. Step 6: Final answer
   x = 5,277,121.84