Finding the Fourth Proportional to 11,050.90, 15,255.88 and 8,527.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,050.90 : 15,255.88 = 8,527.34 : x
2. Step 2: Convert to fraction form
   11,050.90/15,255.88 = 8,527.34/x
3. Step 3: Cross multiply
   11,050.90x = 15,255.88 × 8,527.34
4. Step 4: Simplify right side
   11,050.90x = 130,092,075.76
5. Step 5: Solve for x
   x = 130,092,075.76/11,050.90
6. Step 6: Final answer
   x = 11,772.08