Finding the Fourth Proportional to 67,872.32, 101,842.42 and 30,459.14

Step by Step Solution

1. Step 1: Write the proportion equation
   67,872.32 : 101,842.42 = 30,459.14 : x
2. Step 2: Convert to fraction form
   67,872.32/101,842.42 = 30,459.14/x
3. Step 3: Cross multiply
   67,872.32x = 101,842.42 × 30,459.14
4. Step 4: Simplify right side
   67,872.32x = 3,102,032,528.72
5. Step 5: Solve for x
   x = 3,102,032,528.72/67,872.32
6. Step 6: Final answer
   x = 45,703.94