Finding the Fourth Proportional to 22,760,719.99, 31,410,540.93 and 12,447,443.08

Step by Step Solution

1. Step 1: Write the proportion equation
   22,760,719.99 : 31,410,540.93 = 12,447,443.08 : x
2. Step 2: Convert to fraction form
   22,760,719.99/31,410,540.93 = 12,447,443.08/x
3. Step 3: Cross multiply
   22,760,719.99x = 31,410,540.93 × 12,447,443.08
4. Step 4: Simplify right side
   22,760,719.99x = 390,980,920,259,658.94
5. Step 5: Solve for x
   x = 390,980,920,259,658.94/22,760,719.99
6. Step 6: Final answer
   x = 17,177,880.16