Finding the Fourth Proportional to 22,948.76, 31,669.79 and 12,877.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,948.76 : 31,669.79 = 12,877.94 : x
2. Step 2: Convert to fraction form
   22,948.76/31,669.79 = 12,877.94/x
3. Step 3: Cross multiply
   22,948.76x = 31,669.79 × 12,877.94
4. Step 4: Simplify right side
   22,948.76x = 407,841,432.69
5. Step 5: Solve for x
   x = 407,841,432.69/22,948.76
6. Step 6: Final answer
   x = 17,771.83