Finding the Third Proportional to 4,991,628 and 7,580,746

Step by Step Solution

1. Step 1: Write the proportion equation
   4,991,628 : 7,580,746 = 7,580,746 : x
2. Step 2: Convert to fraction form
   4,991,628/7,580,746 = 7,580,746/x
3. Step 3: Cross multiply
   4,991,628x = 7,580,746 × 7,580,746
4. Step 4: Simplify right side
   4,991,628x = 57,467,709,916,516
5. Step 5: Solve for x
   x = 57,467,709,916,516/4,991,628
6. Step 6: Final answer
   x = 11,512,819.05