Finding the Third Proportional to 4,903,640 and 7,612,068

Step by Step Solution

1. Step 1: Write the proportion equation
   4,903,640 : 7,612,068 = 7,612,068 : x
2. Step 2: Convert to fraction form
   4,903,640/7,612,068 = 7,612,068/x
3. Step 3: Cross multiply
   4,903,640x = 7,612,068 × 7,612,068
4. Step 4: Simplify right side
   4,903,640x = 57,943,579,236,624
5. Step 5: Solve for x
   x = 57,943,579,236,624/4,903,640
6. Step 6: Final answer
   x = 11,816,442.32