Finding the Fourth Proportional to 22,216,258.35, 30,661,272.59 and 12,427,246.35

Step by Step Solution

1. Step 1: Write the proportion equation
   22,216,258.35 : 30,661,272.59 = 12,427,246.35 : x
2. Step 2: Convert to fraction form
   22,216,258.35/30,661,272.59 = 12,427,246.35/x
3. Step 3: Cross multiply
   22,216,258.35x = 30,661,272.59 × 12,427,246.35
4. Step 4: Simplify right side
   22,216,258.35x = 381,035,187,818,296.31
5. Step 5: Solve for x
   x = 381,035,187,818,296.31/22,216,258.35
6. Step 6: Final answer
   x = 17,151,186.39