Finding the Fourth Proportional to 11,051.89, 16,577.87 and 9,100.00

Step by Step Solution

1. Step 1: Write the proportion equation
   11,051.89 : 16,577.87 = 9,100.00 : x
2. Step 2: Convert to fraction form
   11,051.89/16,577.87 = 9,100.00/x
3. Step 3: Cross multiply
   11,051.89x = 16,577.87 × 9,100.00
4. Step 4: Simplify right side
   11,051.89x = 150,858,498.97
5. Step 5: Solve for x
   x = 150,858,498.97/11,051.89
6. Step 6: Final answer
   x = 13,650.01