Finding the Third Proportional to 1,210,248 and 1,873,890

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,248 : 1,873,890 = 1,873,890 : x
2. Step 2: Convert to fraction form
   1,210,248/1,873,890 = 1,873,890/x
3. Step 3: Cross multiply
   1,210,248x = 1,873,890 × 1,873,890
4. Step 4: Simplify right side
   1,210,248x = 3,511,463,732,100
5. Step 5: Solve for x
   x = 3,511,463,732,100/1,210,248
6. Step 6: Final answer
   x = 2,901,441.47