Finding the Fourth Proportional to 22,373.10, 30,875.67 and 12,302.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,373.10 : 30,875.67 = 12,302.31 : x
2. Step 2: Convert to fraction form
   22,373.10/30,875.67 = 12,302.31/x
3. Step 3: Cross multiply
   22,373.10x = 30,875.67 × 12,302.31
4. Step 4: Simplify right side
   22,373.10x = 379,842,063.80
5. Step 5: Solve for x
   x = 379,842,063.80/22,373.10
6. Step 6: Final answer
   x = 16,977.62