Finding the Third Proportional to 15,686,706 and 33,978,341

Step by Step Solution

1. Step 1: Write the proportion equation
   15,686,706 : 33,978,341 = 33,978,341 : x
2. Step 2: Convert to fraction form
   15,686,706/33,978,341 = 33,978,341/x
3. Step 3: Cross multiply
   15,686,706x = 33,978,341 × 33,978,341
4. Step 4: Simplify right side
   15,686,706x = 1,154,527,657,112,281
5. Step 5: Solve for x
   x = 1,154,527,657,112,281/15,686,706
6. Step 6: Final answer
   x = 73,599,113.61