Finding the Fourth Proportional to 21,945,598.92, 30,283,593.66 and 12,155,471.82

Step by Step Solution

1. Step 1: Write the proportion equation
   21,945,598.92 : 30,283,593.66 = 12,155,471.82 : x
2. Step 2: Convert to fraction form
   21,945,598.92/30,283,593.66 = 12,155,471.82/x
3. Step 3: Cross multiply
   21,945,598.92x = 30,283,593.66 × 12,155,471.82
4. Step 4: Simplify right side
   21,945,598.92x = 368,111,369,342,460.69
5. Step 5: Solve for x
   x = 368,111,369,342,460.69/21,945,598.92
6. Step 6: Final answer
   x = 16,773,812.86