Finding the Fourth Proportional to 126,503.94, 174,578.24 and 69,147.05

Step by Step Solution

1. Step 1: Write the proportion equation
   126,503.94 : 174,578.24 = 69,147.05 : x
2. Step 2: Convert to fraction form
   126,503.94/174,578.24 = 69,147.05/x
3. Step 3: Cross multiply
   126,503.94x = 174,578.24 × 69,147.05
4. Step 4: Simplify right side
   126,503.94x = 12,071,570,899.51
5. Step 5: Solve for x
   x = 12,071,570,899.51/126,503.94
6. Step 6: Final answer
   x = 95,424.47