Finding the Fourth Proportional to 10,618.34, 14,657.76 and 7,169.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,618.34 : 14,657.76 = 7,169.56 : x
2. Step 2: Convert to fraction form
   10,618.34/14,657.76 = 7,169.56/x
3. Step 3: Cross multiply
   10,618.34x = 14,657.76 × 7,169.56
4. Step 4: Simplify right side
   10,618.34x = 105,089,735.59
5. Step 5: Solve for x
   x = 105,089,735.59/10,618.34
6. Step 6: Final answer
   x = 9,897.00