Finding the Third Proportional to 890,262 and 1,886,472

Step by Step Solution

1. Step 1: Write the proportion equation
   890,262 : 1,886,472 = 1,886,472 : x
2. Step 2: Convert to fraction form
   890,262/1,886,472 = 1,886,472/x
3. Step 3: Cross multiply
   890,262x = 1,886,472 × 1,886,472
4. Step 4: Simplify right side
   890,262x = 3,558,776,606,784
5. Step 5: Solve for x
   x = 3,558,776,606,784/890,262
6. Step 6: Final answer
   x = 3,997,448.62