Finding the Third Proportional to 765,054 and 1,681,090

Step by Step Solution

1. Step 1: Write the proportion equation
   765,054 : 1,681,090 = 1,681,090 : x
2. Step 2: Convert to fraction form
   765,054/1,681,090 = 1,681,090/x
3. Step 3: Cross multiply
   765,054x = 1,681,090 × 1,681,090
4. Step 4: Simplify right side
   765,054x = 2,826,063,588,100
5. Step 5: Solve for x
   x = 2,826,063,588,100/765,054
6. Step 6: Final answer
   x = 3,693,940.02