Finding the Fourth Proportional to 21,955,277.92, 30,298,947.82 and 12,164,806.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,955,277.92 : 30,298,947.82 = 12,164,806.10 : x
2. Step 2: Convert to fraction form
   21,955,277.92/30,298,947.82 = 12,164,806.10/x
3. Step 3: Cross multiply
   21,955,277.92x = 30,298,947.82 × 12,164,806.10
4. Step 4: Simplify right side
   21,955,277.92x = 368,580,825,264,317.69
5. Step 5: Solve for x
   x = 368,580,825,264,317.69/21,955,277.92
6. Step 6: Final answer
   x = 16,787,800.48