Finding the Third Proportional to 2,561,485.50 and 3,859,056

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561,485.50 : 3,859,056 = 3,859,056 : x
2. Step 2: Convert to fraction form
   2,561,485.50/3,859,056 = 3,859,056/x
3. Step 3: Cross multiply
   2,561,485.50x = 3,859,056 × 3,859,056
4. Step 4: Simplify right side
   2,561,485.50x = 14,892,313,211,136
5. Step 5: Solve for x
   x = 14,892,313,211,136/2,561,485.50
6. Step 6: Final answer
   x = 5,813,936.18