Finding the Fourth Proportional to 22,311,837.78, 30,793,340.46 and 12,522,817.57

Step by Step Solution

1. Step 1: Write the proportion equation
   22,311,837.78 : 30,793,340.46 = 12,522,817.57 : x
2. Step 2: Convert to fraction form
   22,311,837.78/30,793,340.46 = 12,522,817.57/x
3. Step 3: Cross multiply
   22,311,837.78x = 30,793,340.46 × 12,522,817.57
4. Step 4: Simplify right side
   22,311,837.78x = 385,619,384,951,479.88
5. Step 5: Solve for x
   x = 385,619,384,951,479.88/22,311,837.78
6. Step 6: Final answer
   x = 17,283,174.46