Finding the Third Proportional to 2,947,590 and 4,687,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,947,590 : 4,687,105.50 = 4,687,105.50 : x
2. Step 2: Convert to fraction form
   2,947,590/4,687,105.50 = 4,687,105.50/x
3. Step 3: Cross multiply
   2,947,590x = 4,687,105.50 × 4,687,105.50
4. Step 4: Simplify right side
   2,947,590x = 21,968,957,968,130.25
5. Step 5: Solve for x
   x = 21,968,957,968,130.25/2,947,590
6. Step 6: Final answer
   x = 7,453,193.28