Finding the Third Proportional to 2,706,396 and 5,636,695.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,706,396 : 5,636,695.50 = 5,636,695.50 : x
2. Step 2: Convert to fraction form
   2,706,396/5,636,695.50 = 5,636,695.50/x
3. Step 3: Cross multiply
   2,706,396x = 5,636,695.50 × 5,636,695.50
4. Step 4: Simplify right side
   2,706,396x = 31,772,336,159,720.25
5. Step 5: Solve for x
   x = 31,772,336,159,720.25/2,706,396
6. Step 6: Final answer
   x = 11,739,721.81