Finding the Fourth Proportional to 22,271,560.59, 30,735,958.21 and 12,485,148.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,271,560.59 : 30,735,958.21 = 12,485,148.38 : x
2. Step 2: Convert to fraction form
   22,271,560.59/30,735,958.21 = 12,485,148.38/x
3. Step 3: Cross multiply
   22,271,560.59x = 30,735,958.21 × 12,485,148.38
4. Step 4: Simplify right side
   22,271,560.59x = 383,742,998,956,586.12
5. Step 5: Solve for x
   x = 383,742,998,956,586.12/22,271,560.59
6. Step 6: Final answer
   x = 17,230,180.05