Finding the Third Proportional to 2,616,603.75 and 3,838,792.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616,603.75 : 3,838,792.50 = 3,838,792.50 : x
2. Step 2: Convert to fraction form
   2,616,603.75/3,838,792.50 = 3,838,792.50/x
3. Step 3: Cross multiply
   2,616,603.75x = 3,838,792.50 × 3,838,792.50
4. Step 4: Simplify right side
   2,616,603.75x = 14,736,327,858,056.25
5. Step 5: Solve for x
   x = 14,736,327,858,056.25/2,616,603.75
6. Step 6: Final answer
   x = 5,631,853.07