Finding the Fourth Proportional to 14,123.38, 19,488.18 and 7,835.80

Step by Step Solution

1. Step 1: Write the proportion equation
   14,123.38 : 19,488.18 = 7,835.80 : x
2. Step 2: Convert to fraction form
   14,123.38/19,488.18 = 7,835.80/x
3. Step 3: Cross multiply
   14,123.38x = 19,488.18 × 7,835.80
4. Step 4: Simplify right side
   14,123.38x = 152,705,480.84
5. Step 5: Solve for x
   x = 152,705,480.84/14,123.38
6. Step 6: Final answer
   x = 10,812.25