Finding the Fourth Proportional to 21,193,443.56, 31,794,906.06 and 7,730,271.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,193,443.56 : 31,794,906.06 = 7,730,271.56 : x
2. Step 2: Convert to fraction form
   21,193,443.56/31,794,906.06 = 7,730,271.56/x
3. Step 3: Cross multiply
   21,193,443.56x = 31,794,906.06 × 7,730,271.56
4. Step 4: Simplify right side
   21,193,443.56x = 245,783,258,068,489.62
5. Step 5: Solve for x
   x = 245,783,258,068,489.62/21,193,443.56
6. Step 6: Final answer
   x = 11,597,136.51