Finding the Third Proportional to 838,388 and 1,810,184

Step by Step Solution

1. Step 1: Write the proportion equation
   838,388 : 1,810,184 = 1,810,184 : x
2. Step 2: Convert to fraction form
   838,388/1,810,184 = 1,810,184/x
3. Step 3: Cross multiply
   838,388x = 1,810,184 × 1,810,184
4. Step 4: Simplify right side
   838,388x = 3,276,766,113,856
5. Step 5: Solve for x
   x = 3,276,766,113,856/838,388
6. Step 6: Final answer
   x = 3,908,412.47