Finding the Fourth Proportional to 22,089,635.89, 30,483,406.97 and 12,166,328.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,089,635.89 : 30,483,406.97 = 12,166,328.05 : x
2. Step 2: Convert to fraction form
   22,089,635.89/30,483,406.97 = 12,166,328.05/x
3. Step 3: Cross multiply
   22,089,635.89x = 30,483,406.97 × 12,166,328.05
4. Step 4: Simplify right side
   22,089,635.89x = 370,871,129,217,844.88
5. Step 5: Solve for x
   x = 370,871,129,217,844.88/22,089,635.89
6. Step 6: Final answer
   x = 16,789,372.68