Finding the Fourth Proportional to 11,631,912.34, 17,439,788.69 and 5,151,456.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,631,912.34 : 17,439,788.69 = 5,151,456.31 : x
2. Step 2: Convert to fraction form
   11,631,912.34/17,439,788.69 = 5,151,456.31/x
3. Step 3: Cross multiply
   11,631,912.34x = 17,439,788.69 × 5,151,456.31
4. Step 4: Simplify right side
   11,631,912.34x = 89,840,309,466,409.84
5. Step 5: Solve for x
   x = 89,840,309,466,409.84/11,631,912.34
6. Step 6: Final answer
   x = 7,723,606.13