Finding the Third Proportional to 1,413,090 and 2,183,139

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413,090 : 2,183,139 = 2,183,139 : x
2. Step 2: Convert to fraction form
   1,413,090/2,183,139 = 2,183,139/x
3. Step 3: Cross multiply
   1,413,090x = 2,183,139 × 2,183,139
4. Step 4: Simplify right side
   1,413,090x = 4,766,095,893,321
5. Step 5: Solve for x
   x = 4,766,095,893,321/1,413,090
6. Step 6: Final answer
   x = 3,372,818.36