Finding the Fourth Proportional to 68,131.01, 102,196.55 and 30,647.29

Step by Step Solution

1. Step 1: Write the proportion equation
   68,131.01 : 102,196.55 = 30,647.29 : x
2. Step 2: Convert to fraction form
   68,131.01/102,196.55 = 30,647.29/x
3. Step 3: Cross multiply
   68,131.01x = 102,196.55 × 30,647.29
4. Step 4: Simplify right side
   68,131.01x = 3,132,047,668.80
5. Step 5: Solve for x
   x = 3,132,047,668.80/68,131.01
6. Step 6: Final answer
   x = 45,970.95