Finding the Fourth Proportional to 9,123.93, 13,679.57 and 3,577.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,123.93 : 13,679.57 = 3,577.83 : x
2. Step 2: Convert to fraction form
   9,123.93/13,679.57 = 3,577.83/x
3. Step 3: Cross multiply
   9,123.93x = 13,679.57 × 3,577.83
4. Step 4: Simplify right side
   9,123.93x = 48,943,224.73
5. Step 5: Solve for x
   x = 48,943,224.73/9,123.93
6. Step 6: Final answer
   x = 5,364.27