Finding the Fourth Proportional to 23,120,777.92, 31,906,662.42 and 13,828,347.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,120,777.92 : 31,906,662.42 = 13,828,347.83 : x
2. Step 2: Convert to fraction form
   23,120,777.92/31,906,662.42 = 13,828,347.83/x
3. Step 3: Cross multiply
   23,120,777.92x = 31,906,662.42 × 13,828,347.83
4. Step 4: Simplify right side
   23,120,777.92x = 441,216,425,878,616.25
5. Step 5: Solve for x
   x = 441,216,425,878,616.25/23,120,777.92
6. Step 6: Final answer
   x = 19,083,113.36