Finding the Third Proportional to 1,708,725 and 3,638,310

Step by Step Solution

1. Step 1: Write the proportion equation
   1,708,725 : 3,638,310 = 3,638,310 : x
2. Step 2: Convert to fraction form
   1,708,725/3,638,310 = 3,638,310/x
3. Step 3: Cross multiply
   1,708,725x = 3,638,310 × 3,638,310
4. Step 4: Simplify right side
   1,708,725x = 13,237,299,656,100
5. Step 5: Solve for x
   x = 13,237,299,656,100/1,708,725
6. Step 6: Final answer
   x = 7,746,887.10