Finding the Third Proportional to 3,978,114 and 6,118,191

Step by Step Solution

1. Step 1: Write the proportion equation
   3,978,114 : 6,118,191 = 6,118,191 : x
2. Step 2: Convert to fraction form
   3,978,114/6,118,191 = 6,118,191/x
3. Step 3: Cross multiply
   3,978,114x = 6,118,191 × 6,118,191
4. Step 4: Simplify right side
   3,978,114x = 37,432,261,112,481
5. Step 5: Solve for x
   x = 37,432,261,112,481/3,978,114
6. Step 6: Final answer
   x = 9,409,549.63