Finding the Fourth Proportional to 21,966,835.10, 30,314,231.98 and 12,177,254.48

Step by Step Solution

1. Step 1: Write the proportion equation
   21,966,835.10 : 30,314,231.98 = 12,177,254.48 : x
2. Step 2: Convert to fraction form
   21,966,835.10/30,314,231.98 = 12,177,254.48/x
3. Step 3: Cross multiply
   21,966,835.10x = 30,314,231.98 × 12,177,254.48
4. Step 4: Simplify right side
   21,966,835.10x = 369,144,117,004,199.94
5. Step 5: Solve for x
   x = 369,144,117,004,199.94/21,966,835.10
6. Step 6: Final answer
   x = 16,804,610.92