Finding the Third Proportional to 1,292,213 and 2,841,142

Step by Step Solution

1. Step 1: Write the proportion equation
   1,292,213 : 2,841,142 = 2,841,142 : x
2. Step 2: Convert to fraction form
   1,292,213/2,841,142 = 2,841,142/x
3. Step 3: Cross multiply
   1,292,213x = 2,841,142 × 2,841,142
4. Step 4: Simplify right side
   1,292,213x = 8,072,087,864,164
5. Step 5: Solve for x
   x = 8,072,087,864,164/1,292,213
6. Step 6: Final answer
   x = 6,246,716.19