Finding the Third Proportional to 1,864,368 and 2,878,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,864,368 : 2,878,972 = 2,878,972 : x
2. Step 2: Convert to fraction form
   1,864,368/2,878,972 = 2,878,972/x
3. Step 3: Cross multiply
   1,864,368x = 2,878,972 × 2,878,972
4. Step 4: Simplify right side
   1,864,368x = 8,288,479,776,784
5. Step 5: Solve for x
   x = 8,288,479,776,784/1,864,368
6. Step 6: Final answer
   x = 4,445,731.62