Finding the Fourth Proportional to 13,845.56, 19,106.34 and 7,557.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,845.56 : 19,106.34 = 7,557.98 : x
2. Step 2: Convert to fraction form
   13,845.56/19,106.34 = 7,557.98/x
3. Step 3: Cross multiply
   13,845.56x = 19,106.34 × 7,557.98
4. Step 4: Simplify right side
   13,845.56x = 144,405,335.59
5. Step 5: Solve for x
   x = 144,405,335.59/13,845.56
6. Step 6: Final answer
   x = 10,429.72