Finding the Third Proportional to 1,138,113 and 2,381,445

Step by Step Solution

1. Step 1: Write the proportion equation
   1,138,113 : 2,381,445 = 2,381,445 : x
2. Step 2: Convert to fraction form
   1,138,113/2,381,445 = 2,381,445/x
3. Step 3: Cross multiply
   1,138,113x = 2,381,445 × 2,381,445
4. Step 4: Simplify right side
   1,138,113x = 5,671,280,288,025
5. Step 5: Solve for x
   x = 5,671,280,288,025/1,138,113
6. Step 6: Final answer
   x = 4,983,055.54