Finding the Third Proportional to 1,909,126 and 4,117,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,909,126 : 4,117,132 = 4,117,132 : x
2. Step 2: Convert to fraction form
   1,909,126/4,117,132 = 4,117,132/x
3. Step 3: Cross multiply
   1,909,126x = 4,117,132 × 4,117,132
4. Step 4: Simplify right side
   1,909,126x = 16,950,775,905,424
5. Step 5: Solve for x
   x = 16,950,775,905,424/1,909,126
6. Step 6: Final answer
   x = 8,878,814.65