Finding the Third Proportional to 3,711,111 and 7,908,222

Step by Step Solution

1. Step 1: Write the proportion equation
   3,711,111 : 7,908,222 = 7,908,222 : x
2. Step 2: Convert to fraction form
   3,711,111/7,908,222 = 7,908,222/x
3. Step 3: Cross multiply
   3,711,111x = 7,908,222 × 7,908,222
4. Step 4: Simplify right side
   3,711,111x = 62,539,975,201,284
5. Step 5: Solve for x
   x = 62,539,975,201,284/3,711,111
6. Step 6: Final answer
   x = 16,852,089.63