Finding the Third Proportional to 1,242,056 and 2,661,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,056 : 2,661,178 = 2,661,178 : x
2. Step 2: Convert to fraction form
   1,242,056/2,661,178 = 2,661,178/x
3. Step 3: Cross multiply
   1,242,056x = 2,661,178 × 2,661,178
4. Step 4: Simplify right side
   1,242,056x = 7,081,868,347,684
5. Step 5: Solve for x
   x = 7,081,868,347,684/1,242,056
6. Step 6: Final answer
   x = 5,701,730.31