Finding the Third Proportional to 1,437,054 and 1,998,090

Step by Step Solution

1. Step 1: Write the proportion equation
   1,437,054 : 1,998,090 = 1,998,090 : x
2. Step 2: Convert to fraction form
   1,437,054/1,998,090 = 1,998,090/x
3. Step 3: Cross multiply
   1,437,054x = 1,998,090 × 1,998,090
4. Step 4: Simplify right side
   1,437,054x = 3,992,363,648,100
5. Step 5: Solve for x
   x = 3,992,363,648,100/1,437,054
6. Step 6: Final answer
   x = 2,778,158.40