Finding the Third Proportional to 4,788,904 and 10,640,692

Step by Step Solution

1. Step 1: Write the proportion equation
   4,788,904 : 10,640,692 = 10,640,692 : x
2. Step 2: Convert to fraction form
   4,788,904/10,640,692 = 10,640,692/x
3. Step 3: Cross multiply
   4,788,904x = 10,640,692 × 10,640,692
4. Step 4: Simplify right side
   4,788,904x = 113,224,326,238,864
5. Step 5: Solve for x
   x = 113,224,326,238,864/4,788,904
6. Step 6: Final answer
   x = 23,643,056.16