Finding the Fourth Proportional to 13,164.10, 19,749.61 and 4,731.45

Step by Step Solution

1. Step 1: Write the proportion equation
   13,164.10 : 19,749.61 = 4,731.45 : x
2. Step 2: Convert to fraction form
   13,164.10/19,749.61 = 4,731.45/x
3. Step 3: Cross multiply
   13,164.10x = 19,749.61 × 4,731.45
4. Step 4: Simplify right side
   13,164.10x = 93,444,329.78
5. Step 5: Solve for x
   x = 93,444,329.78/13,164.10
6. Step 6: Final answer
   x = 7,098.42