Finding the Fourth Proportional to 17,955, 24,780.78 and 10,501.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,955 : 24,780.78 = 10,501.56 : x
2. Step 2: Convert to fraction form
   17,955/24,780.78 = 10,501.56/x
3. Step 3: Cross multiply
   17,955x = 24,780.78 × 10,501.56
4. Step 4: Simplify right side
   17,955x = 260,236,848.02
5. Step 5: Solve for x
   x = 260,236,848.02/17,955
6. Step 6: Final answer
   x = 14,493.84