Finding the Third Proportional to 786,323 and 1,719,859

Step by Step Solution

1. Step 1: Write the proportion equation
   786,323 : 1,719,859 = 1,719,859 : x
2. Step 2: Convert to fraction form
   786,323/1,719,859 = 1,719,859/x
3. Step 3: Cross multiply
   786,323x = 1,719,859 × 1,719,859
4. Step 4: Simplify right side
   786,323x = 2,957,914,979,881
5. Step 5: Solve for x
   x = 2,957,914,979,881/786,323
6. Step 6: Final answer
   x = 3,761,704.77