Finding the Fourth Proportional to 11,492.07, 15,858.55 and 7,023.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,492.07 : 15,858.55 = 7,023.30 : x
2. Step 2: Convert to fraction form
   11,492.07/15,858.55 = 7,023.30/x
3. Step 3: Cross multiply
   11,492.07x = 15,858.55 × 7,023.30
4. Step 4: Simplify right side
   11,492.07x = 111,379,354.22
5. Step 5: Solve for x
   x = 111,379,354.22/11,492.07
6. Step 6: Final answer
   x = 9,691.84