Finding the Fourth Proportional to 21,871,597.86, 30,183,058.35 and 12,081,839.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,871,597.86 : 30,183,058.35 = 12,081,839.25 : x
2. Step 2: Convert to fraction form
   21,871,597.86/30,183,058.35 = 12,081,839.25/x
3. Step 3: Cross multiply
   21,871,597.86x = 30,183,058.35 × 12,081,839.25
4. Step 4: Simplify right side
   21,871,597.86x = 364,666,859,058,070.25
5. Step 5: Solve for x
   x = 364,666,859,058,070.25/21,871,597.86
6. Step 6: Final answer
   x = 16,673,078.09