Finding the Fourth Proportional to 48,846.14, 67,412.15 and 30,699.81

Step by Step Solution

1. Step 1: Write the proportion equation
   48,846.14 : 67,412.15 = 30,699.81 : x
2. Step 2: Convert to fraction form
   48,846.14/67,412.15 = 30,699.81/x
3. Step 3: Cross multiply
   48,846.14x = 67,412.15 × 30,699.81
4. Step 4: Simplify right side
   48,846.14x = 2,069,540,158.32
5. Step 5: Solve for x
   x = 2,069,540,158.32/48,846.14
6. Step 6: Final answer
   x = 42,368.55