Finding the Third Proportional to 3,152,680 and 4,891,664

Step by Step Solution

1. Step 1: Write the proportion equation
   3,152,680 : 4,891,664 = 4,891,664 : x
2. Step 2: Convert to fraction form
   3,152,680/4,891,664 = 4,891,664/x
3. Step 3: Cross multiply
   3,152,680x = 4,891,664 × 4,891,664
4. Step 4: Simplify right side
   3,152,680x = 23,928,376,688,896
5. Step 5: Solve for x
   x = 23,928,376,688,896/3,152,680
6. Step 6: Final answer
   x = 7,589,852.66