Finding the Third Proportional to 1,418,745 and 3,113,178

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,745 : 3,113,178 = 3,113,178 : x
2. Step 2: Convert to fraction form
   1,418,745/3,113,178 = 3,113,178/x
3. Step 3: Cross multiply
   1,418,745x = 3,113,178 × 3,113,178
4. Step 4: Simplify right side
   1,418,745x = 9,691,877,259,684
5. Step 5: Solve for x
   x = 9,691,877,259,684/1,418,745
6. Step 6: Final answer
   x = 6,831,303.20