Finding the Fourth Proportional to 108,271.56, 162,435.03 and 45,070.67

Step by Step Solution

1. Step 1: Write the proportion equation
   108,271.56 : 162,435.03 = 45,070.67 : x
2. Step 2: Convert to fraction form
   108,271.56/162,435.03 = 45,070.67/x
3. Step 3: Cross multiply
   108,271.56x = 162,435.03 × 45,070.67
4. Step 4: Simplify right side
   108,271.56x = 7,321,055,870.64
5. Step 5: Solve for x
   x = 7,321,055,870.64/108,271.56
6. Step 6: Final answer
   x = 67,617.53