Finding the Fourth Proportional to 23,361.58, 35,047.32 and 7,780.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,361.58 : 35,047.32 = 7,780.42 : x
2. Step 2: Convert to fraction form
   23,361.58/35,047.32 = 7,780.42/x
3. Step 3: Cross multiply
   23,361.58x = 35,047.32 × 7,780.42
4. Step 4: Simplify right side
   23,361.58x = 272,682,869.47
5. Step 5: Solve for x
   x = 272,682,869.47/23,361.58
6. Step 6: Final answer
   x = 11,672.28