Finding the Fourth Proportional to 23,173.58, 34,770.69 and 8,386.62

Step by Step Solution

1. Step 1: Write the proportion equation
   23,173.58 : 34,770.69 = 8,386.62 : x
2. Step 2: Convert to fraction form
   23,173.58/34,770.69 = 8,386.62/x
3. Step 3: Cross multiply
   23,173.58x = 34,770.69 × 8,386.62
4. Step 4: Simplify right side
   23,173.58x = 291,608,564.17
5. Step 5: Solve for x
   x = 291,608,564.17/23,173.58
6. Step 6: Final answer
   x = 12,583.67