Finding the Fourth Proportional to 86,667.69, 119,599.95 and 48,427.86

Step by Step Solution

1. Step 1: Write the proportion equation
   86,667.69 : 119,599.95 = 48,427.86 : x
2. Step 2: Convert to fraction form
   86,667.69/119,599.95 = 48,427.86/x
3. Step 3: Cross multiply
   86,667.69x = 119,599.95 × 48,427.86
4. Step 4: Simplify right side
   86,667.69x = 5,791,969,036.61
5. Step 5: Solve for x
   x = 5,791,969,036.61/86,667.69
6. Step 6: Final answer
   x = 66,829.63