Finding the Third Proportional to 1,142,922 and 1,556,712

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,922 : 1,556,712 = 1,556,712 : x
2. Step 2: Convert to fraction form
   1,142,922/1,556,712 = 1,556,712/x
3. Step 3: Cross multiply
   1,142,922x = 1,556,712 × 1,556,712
4. Step 4: Simplify right side
   1,142,922x = 2,423,352,250,944
5. Step 5: Solve for x
   x = 2,423,352,250,944/1,142,922
6. Step 6: Final answer
   x = 2,120,312.89