Finding the Fourth Proportional to 11,002.35, 15,178.48 and 7,364.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.35 : 15,178.48 = 7,364.03 : x
2. Step 2: Convert to fraction form
   11,002.35/15,178.48 = 7,364.03/x
3. Step 3: Cross multiply
   11,002.35x = 15,178.48 × 7,364.03
4. Step 4: Simplify right side
   11,002.35x = 111,774,801.61
5. Step 5: Solve for x
   x = 111,774,801.61/11,002.35
6. Step 6: Final answer
   x = 10,159.18