Finding the Third Proportional to 2,219,667.50 and 4,871,382

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219,667.50 : 4,871,382 = 4,871,382 : x
2. Step 2: Convert to fraction form
   2,219,667.50/4,871,382 = 4,871,382/x
3. Step 3: Cross multiply
   2,219,667.50x = 4,871,382 × 4,871,382
4. Step 4: Simplify right side
   2,219,667.50x = 23,730,362,589,924
5. Step 5: Solve for x
   x = 23,730,362,589,924/2,219,667.50
6. Step 6: Final answer
   x = 10,690,953.75