Finding the Fourth Proportional to 78,488.14, 108,269.30 and 46,667.30

Step by Step Solution

1. Step 1: Write the proportion equation
   78,488.14 : 108,269.30 = 46,667.30 : x
2. Step 2: Convert to fraction form
   78,488.14/108,269.30 = 46,667.30/x
3. Step 3: Cross multiply
   78,488.14x = 108,269.30 × 46,667.30
4. Step 4: Simplify right side
   78,488.14x = 5,052,635,903.89
5. Step 5: Solve for x
   x = 5,052,635,903.89/78,488.14
6. Step 6: Final answer
   x = 64,374.51