Finding the Third Proportional to 1,681,660 and 2,611,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,681,660 : 2,611,056 = 2,611,056 : x
2. Step 2: Convert to fraction form
   1,681,660/2,611,056 = 2,611,056/x
3. Step 3: Cross multiply
   1,681,660x = 2,611,056 × 2,611,056
4. Step 4: Simplify right side
   1,681,660x = 6,817,613,435,136
5. Step 5: Solve for x
   x = 6,817,613,435,136/1,681,660
6. Step 6: Final answer
   x = 4,054,097.40