Finding the Third Proportional to 1,584,254 and 3,407,336

Step by Step Solution

1. Step 1: Write the proportion equation
   1,584,254 : 3,407,336 = 3,407,336 : x
2. Step 2: Convert to fraction form
   1,584,254/3,407,336 = 3,407,336/x
3. Step 3: Cross multiply
   1,584,254x = 3,407,336 × 3,407,336
4. Step 4: Simplify right side
   1,584,254x = 11,609,938,616,896
5. Step 5: Solve for x
   x = 11,609,938,616,896/1,584,254
6. Step 6: Final answer
   x = 7,328,331.58