Finding the Fourth Proportional to 22,722,258.15, 31,356,965.57 and 12,409,284.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,722,258.15 : 31,356,965.57 = 12,409,284.69 : x
2. Step 2: Convert to fraction form
   22,722,258.15/31,356,965.57 = 12,409,284.69/x
3. Step 3: Cross multiply
   22,722,258.15x = 31,356,965.57 × 12,409,284.69
4. Step 4: Simplify right side
   22,722,258.15x = 389,117,512,710,611.69
5. Step 5: Solve for x
   x = 389,117,512,710,611.69/22,722,258.15
6. Step 6: Final answer
   x = 17,124,949.03