Finding the Third Proportional to 1,555,688 and 3,377,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,555,688 : 3,377,056 = 3,377,056 : x
2. Step 2: Convert to fraction form
   1,555,688/3,377,056 = 3,377,056/x
3. Step 3: Cross multiply
   1,555,688x = 3,377,056 × 3,377,056
4. Step 4: Simplify right side
   1,555,688x = 11,404,507,227,136
5. Step 5: Solve for x
   x = 11,404,507,227,136/1,555,688
6. Step 6: Final answer
   x = 7,330,844.76