Finding the Fourth Proportional to 22,804.18, 31,473.86 and 13,606.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,804.18 : 31,473.86 = 13,606.32 : x
2. Step 2: Convert to fraction form
   22,804.18/31,473.86 = 13,606.32/x
3. Step 3: Cross multiply
   22,804.18x = 31,473.86 × 13,606.32
4. Step 4: Simplify right side
   22,804.18x = 428,243,342.76
5. Step 5: Solve for x
   x = 428,243,342.76/22,804.18
6. Step 6: Final answer
   x = 18,779.16