Finding the Third Proportional to 1,691,677 and 3,719,822

Step by Step Solution

1. Step 1: Write the proportion equation
   1,691,677 : 3,719,822 = 3,719,822 : x
2. Step 2: Convert to fraction form
   1,691,677/3,719,822 = 3,719,822/x
3. Step 3: Cross multiply
   1,691,677x = 3,719,822 × 3,719,822
4. Step 4: Simplify right side
   1,691,677x = 13,837,075,711,684
5. Step 5: Solve for x
   x = 13,837,075,711,684/1,691,677
6. Step 6: Final answer
   x = 8,179,502.18