Finding the Fourth Proportional to 31,296,049.69, 43,187,905.42 and 17,355,155.53

Step by Step Solution

1. Step 1: Write the proportion equation
   31,296,049.69 : 43,187,905.42 = 17,355,155.53 : x
2. Step 2: Convert to fraction form
   31,296,049.69/43,187,905.42 = 17,355,155.53/x
3. Step 3: Cross multiply
   31,296,049.69x = 43,187,905.42 × 17,355,155.53
4. Step 4: Simplify right side
   31,296,049.69x = 749,532,815,579,030
5. Step 5: Solve for x
   x = 749,532,815,579,030/31,296,049.69
6. Step 6: Final answer
   x = 23,949,757.97