Finding the Third Proportional to 786,452 and 1,720,090

Step by Step Solution

1. Step 1: Write the proportion equation
   786,452 : 1,720,090 = 1,720,090 : x
2. Step 2: Convert to fraction form
   786,452/1,720,090 = 1,720,090/x
3. Step 3: Cross multiply
   786,452x = 1,720,090 × 1,720,090
4. Step 4: Simplify right side
   786,452x = 2,958,709,608,100
5. Step 5: Solve for x
   x = 2,958,709,608,100/786,452
6. Step 6: Final answer
   x = 3,762,098.14