Finding the Fourth Proportional to 448,749.59, 673,580.82 and 224,271.05

Step by Step Solution

1. Step 1: Write the proportion equation
   448,749.59 : 673,580.82 = 224,271.05 : x
2. Step 2: Convert to fraction form
   448,749.59/673,580.82 = 224,271.05/x
3. Step 3: Cross multiply
   448,749.59x = 673,580.82 × 224,271.05
4. Step 4: Simplify right side
   448,749.59x = 151,064,677,761.26
5. Step 5: Solve for x
   x = 151,064,677,761.26/448,749.59
6. Step 6: Final answer
   x = 336,634.69