Finding the Third Proportional to 786,924 and 1,685,484

Step by Step Solution

1. Step 1: Write the proportion equation
   786,924 : 1,685,484 = 1,685,484 : x
2. Step 2: Convert to fraction form
   786,924/1,685,484 = 1,685,484/x
3. Step 3: Cross multiply
   786,924x = 1,685,484 × 1,685,484
4. Step 4: Simplify right side
   786,924x = 2,840,856,314,256
5. Step 5: Solve for x
   x = 2,840,856,314,256/786,924
6. Step 6: Final answer
   x = 3,610,077.10