Finding the Fourth Proportional to 117,400.50, 162,012.69 and 67,100.58

Step by Step Solution

1. Step 1: Write the proportion equation
   117,400.50 : 162,012.69 = 67,100.58 : x
2. Step 2: Convert to fraction form
   117,400.50/162,012.69 = 67,100.58/x
3. Step 3: Cross multiply
   117,400.50x = 162,012.69 × 67,100.58
4. Step 4: Simplify right side
   117,400.50x = 10,871,145,466.36
5. Step 5: Solve for x
   x = 10,871,145,466.36/117,400.50
6. Step 6: Final answer
   x = 92,598.80