Finding the Third Proportional to 2,798,269 and 4,321,090

Step by Step Solution

1. Step 1: Write the proportion equation
   2,798,269 : 4,321,090 = 4,321,090 : x
2. Step 2: Convert to fraction form
   2,798,269/4,321,090 = 4,321,090/x
3. Step 3: Cross multiply
   2,798,269x = 4,321,090 × 4,321,090
4. Step 4: Simplify right side
   2,798,269x = 18,671,818,788,100
5. Step 5: Solve for x
   x = 18,671,818,788,100/2,798,269
6. Step 6: Final answer
   x = 6,672,631.83