Finding the Fourth Proportional to 3,871,503.24, 5,342,642.01 and 2,152,608.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,871,503.24 : 5,342,642.01 = 2,152,608.72 : x
2. Step 2: Convert to fraction form
   3,871,503.24/5,342,642.01 = 2,152,608.72/x
3. Step 3: Cross multiply
   3,871,503.24x = 5,342,642.01 × 2,152,608.72
4. Step 4: Simplify right side
   3,871,503.24x = 11,500,617,778,564.33
5. Step 5: Solve for x
   x = 11,500,617,778,564.33/3,871,503.24
6. Step 6: Final answer
   x = 2,970,581.98