Finding the Fourth Proportional to 67,815.59, 101,719.28 and 30,365.61

Step by Step Solution

1. Step 1: Write the proportion equation
   67,815.59 : 101,719.28 = 30,365.61 : x
2. Step 2: Convert to fraction form
   67,815.59/101,719.28 = 30,365.61/x
3. Step 3: Cross multiply
   67,815.59x = 101,719.28 × 30,365.61
4. Step 4: Simplify right side
   67,815.59x = 3,088,767,985.96
5. Step 5: Solve for x
   x = 3,088,767,985.96/67,815.59
6. Step 6: Final answer
   x = 45,546.58