Finding the Third Proportional to 1,868,664 and 2,887,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,664 : 2,887,056 = 2,887,056 : x
2. Step 2: Convert to fraction form
   1,868,664/2,887,056 = 2,887,056/x
3. Step 3: Cross multiply
   1,868,664x = 2,887,056 × 2,887,056
4. Step 4: Simplify right side
   1,868,664x = 8,335,092,347,136
5. Step 5: Solve for x
   x = 8,335,092,347,136/1,868,664
6. Step 6: Final answer
   x = 4,460,455.36