Finding the Fourth Proportional to 21,860,949.82, 32,789,171.56 and 7,286,294.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21,860,949.82 : 32,789,171.56 = 7,286,294.52 : x
2. Step 2: Convert to fraction form
   21,860,949.82/32,789,171.56 = 7,286,294.52/x
3. Step 3: Cross multiply
   21,860,949.82x = 32,789,171.56 × 7,286,294.52
4. Step 4: Simplify right side
   21,860,949.82x = 238,911,561,052,967.81
5. Step 5: Solve for x
   x = 238,911,561,052,967.81/21,860,949.82
6. Step 6: Final answer
   x = 10,928,690.79