Finding the Fourth Proportional to 16,858,516.37, 23,264,752.31 and 9,123,558.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,858,516.37 : 23,264,752.31 = 9,123,558.69 : x
2. Step 2: Convert to fraction form
   16,858,516.37/23,264,752.31 = 9,123,558.69/x
3. Step 3: Cross multiply
   16,858,516.37x = 23,264,752.31 × 9,123,558.69
4. Step 4: Simplify right side
   16,858,516.37x = 212,257,333,131,406.97
5. Step 5: Solve for x
   x = 212,257,333,131,406.97/16,858,516.37
6. Step 6: Final answer
   x = 12,590,510.84