Finding the Third Proportional to 1,293,218 and 2,810,276

Step by Step Solution

1. Step 1: Write the proportion equation
   1,293,218 : 2,810,276 = 2,810,276 : x
2. Step 2: Convert to fraction form
   1,293,218/2,810,276 = 2,810,276/x
3. Step 3: Cross multiply
   1,293,218x = 2,810,276 × 2,810,276
4. Step 4: Simplify right side
   1,293,218x = 7,897,651,196,176
5. Step 5: Solve for x
   x = 7,897,651,196,176/1,293,218
6. Step 6: Final answer
   x = 6,106,975.93