Finding the Third Proportional to 1,045,269 and 2,216,139

Step by Step Solution

1. Step 1: Write the proportion equation
   1,045,269 : 2,216,139 = 2,216,139 : x
2. Step 2: Convert to fraction form
   1,045,269/2,216,139 = 2,216,139/x
3. Step 3: Cross multiply
   1,045,269x = 2,216,139 × 2,216,139
4. Step 4: Simplify right side
   1,045,269x = 4,911,272,067,321
5. Step 5: Solve for x
   x = 4,911,272,067,321/1,045,269
6. Step 6: Final answer
   x = 4,698,572.39