Finding the Third Proportional to 4,138,652 and 6,385,174

Step by Step Solution

1. Step 1: Write the proportion equation
   4,138,652 : 6,385,174 = 6,385,174 : x
2. Step 2: Convert to fraction form
   4,138,652/6,385,174 = 6,385,174/x
3. Step 3: Cross multiply
   4,138,652x = 6,385,174 × 6,385,174
4. Step 4: Simplify right side
   4,138,652x = 40,770,447,010,276
5. Step 5: Solve for x
   x = 40,770,447,010,276/4,138,652
6. Step 6: Final answer
   x = 9,851,141.63