Finding the Third Proportional to 4,983,278 and 7,575,690

Step by Step Solution

1. Step 1: Write the proportion equation
   4,983,278 : 7,575,690 = 7,575,690 : x
2. Step 2: Convert to fraction form
   4,983,278/7,575,690 = 7,575,690/x
3. Step 3: Cross multiply
   4,983,278x = 7,575,690 × 7,575,690
4. Step 4: Simplify right side
   4,983,278x = 57,391,078,976,100
5. Step 5: Solve for x
   x = 57,391,078,976,100/4,983,278
6. Step 6: Final answer
   x = 11,516,732.35