Finding the Fourth Proportional to 118,611.48, 163,667.67 and 70,854.69

Step by Step Solution

1. Step 1: Write the proportion equation
   118,611.48 : 163,667.67 = 70,854.69 : x
2. Step 2: Convert to fraction form
   118,611.48/163,667.67 = 70,854.69/x
3. Step 3: Cross multiply
   118,611.48x = 163,667.67 × 70,854.69
4. Step 4: Simplify right side
   118,611.48x = 11,596,622,020.87
5. Step 5: Solve for x
   x = 11,596,622,020.87/118,611.48
6. Step 6: Final answer
   x = 97,769.81