Finding the Third Proportional to 864,310 and 1,867,102

Step by Step Solution

1. Step 1: Write the proportion equation
   864,310 : 1,867,102 = 1,867,102 : x
2. Step 2: Convert to fraction form
   864,310/1,867,102 = 1,867,102/x
3. Step 3: Cross multiply
   864,310x = 1,867,102 × 1,867,102
4. Step 4: Simplify right side
   864,310x = 3,486,069,878,404
5. Step 5: Solve for x
   x = 3,486,069,878,404/864,310
6. Step 6: Final answer
   x = 4,033,355.95