Finding the Fourth Proportional to 78,484, 108,305.94 and 42,673.24

Step by Step Solution

1. Step 1: Write the proportion equation
   78,484 : 108,305.94 = 42,673.24 : x
2. Step 2: Convert to fraction form
   78,484/108,305.94 = 42,673.24/x
3. Step 3: Cross multiply
   78,484x = 108,305.94 × 42,673.24
4. Step 4: Simplify right side
   78,484x = 4,621,765,371.05
5. Step 5: Solve for x
   x = 4,621,765,371.05/78,484
6. Step 6: Final answer
   x = 58,887.99