Finding the Third Proportional to 881,305 and 1,189,090

Step by Step Solution

1. Step 1: Write the proportion equation
   881,305 : 1,189,090 = 1,189,090 : x
2. Step 2: Convert to fraction form
   881,305/1,189,090 = 1,189,090/x
3. Step 3: Cross multiply
   881,305x = 1,189,090 × 1,189,090
4. Step 4: Simplify right side
   881,305x = 1,413,935,028,100
5. Step 5: Solve for x
   x = 1,413,935,028,100/881,305
6. Step 6: Final answer
   x = 1,604,365.15