Finding the Fourth Proportional to 22,374.86, 30,877.81 and 12,303.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,374.86 : 30,877.81 = 12,303.86 : x
2. Step 2: Convert to fraction form
   22,374.86/30,877.81 = 12,303.86/x
3. Step 3: Cross multiply
   22,374.86x = 30,877.81 × 12,303.86
4. Step 4: Simplify right side
   22,374.86x = 379,916,066.20
5. Step 5: Solve for x
   x = 379,916,066.20/22,374.86
6. Step 6: Final answer
   x = 16,979.60