Finding the Fourth Proportional to 111,627, 167,396.76 and 45,054.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,627 : 167,396.76 = 45,054.72 : x
2. Step 2: Convert to fraction form
   111,627/167,396.76 = 45,054.72/x
3. Step 3: Cross multiply
   111,627x = 167,396.76 × 45,054.72
4. Step 4: Simplify right side
   111,627x = 7,542,014,150.71
5. Step 5: Solve for x
   x = 7,542,014,150.71/111,627
6. Step 6: Final answer
   x = 67,564.43