Finding the Fourth Proportional to 22,948.35, 31,669.20 and 12,877.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,948.35 : 31,669.20 = 12,877.52 : x
2. Step 2: Convert to fraction form
   22,948.35/31,669.20 = 12,877.52/x
3. Step 3: Cross multiply
   22,948.35x = 31,669.20 × 12,877.52
4. Step 4: Simplify right side
   22,948.35x = 407,820,598.04
5. Step 5: Solve for x
   x = 407,820,598.04/22,948.35
6. Step 6: Final answer
   x = 17,771.24