Finding the Fourth Proportional to 21,851,576.54, 30,155,181.76 and 12,062,027.10

Step by Step Solution

1. Step 1: Write the proportion equation
   21,851,576.54 : 30,155,181.76 = 12,062,027.10 : x
2. Step 2: Convert to fraction form
   21,851,576.54/30,155,181.76 = 12,062,027.10/x
3. Step 3: Cross multiply
   21,851,576.54x = 30,155,181.76 × 12,062,027.10
4. Step 4: Simplify right side
   21,851,576.54x = 363,732,619,594,545.69
5. Step 5: Solve for x
   x = 363,732,619,594,545.69/21,851,576.54
6. Step 6: Final answer
   x = 16,645,600.78