Finding the Fourth Proportional to 10,747.62, 16,123.32 and 3,820.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,747.62 : 16,123.32 = 3,820.50 : x
2. Step 2: Convert to fraction form
   10,747.62/16,123.32 = 3,820.50/x
3. Step 3: Cross multiply
   10,747.62x = 16,123.32 × 3,820.50
4. Step 4: Simplify right side
   10,747.62x = 61,599,144.06
5. Step 5: Solve for x
   x = 61,599,144.06/10,747.62
6. Step 6: Final answer
   x = 5,731.42