Finding the Fourth Proportional to 22,430.32, 30,953.69 and 12,358.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,430.32 : 30,953.69 = 12,358.53 : x
2. Step 2: Convert to fraction form
   22,430.32/30,953.69 = 12,358.53/x
3. Step 3: Cross multiply
   22,430.32x = 30,953.69 × 12,358.53
4. Step 4: Simplify right side
   22,430.32x = 382,542,091.03
5. Step 5: Solve for x
   x = 382,542,091.03/22,430.32
6. Step 6: Final answer
   x = 17,054.69