Finding the Fourth Proportional to 30,146.67, 41,602.50 and 16,719.17

Step by Step Solution

1. Step 1: Write the proportion equation
   30,146.67 : 41,602.50 = 16,719.17 : x
2. Step 2: Convert to fraction form
   30,146.67/41,602.50 = 16,719.17/x
3. Step 3: Cross multiply
   30,146.67x = 41,602.50 × 16,719.17
4. Step 4: Simplify right side
   30,146.67x = 695,559,061.91
5. Step 5: Solve for x
   x = 695,559,061.91/30,146.67
6. Step 6: Final answer
   x = 23,072.50