Finding the Fourth Proportional to 13,015.34, 19,522.83 and 3,154.70

Step by Step Solution

1. Step 1: Write the proportion equation
   13,015.34 : 19,522.83 = 3,154.70 : x
2. Step 2: Convert to fraction form
   13,015.34/19,522.83 = 3,154.70/x
3. Step 3: Cross multiply
   13,015.34x = 19,522.83 × 3,154.70
4. Step 4: Simplify right side
   13,015.34x = 61,588,720.61
5. Step 5: Solve for x
   x = 61,588,720.61/13,015.34
6. Step 6: Final answer
   x = 4,732.01