Finding the Fourth Proportional to 9,892.83, 13,652.06 and 5,355.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,892.83 : 13,652.06 = 5,355.50 : x
2. Step 2: Convert to fraction form
   9,892.83/13,652.06 = 5,355.50/x
3. Step 3: Cross multiply
   9,892.83x = 13,652.06 × 5,355.50
4. Step 4: Simplify right side
   9,892.83x = 73,113,512.29
5. Step 5: Solve for x
   x = 73,113,512.29/9,892.83
6. Step 6: Final answer
   x = 7,390.56