Finding the Fourth Proportional to 530,738.72, 732,412.16 and 301,294

Step by Step Solution

1. Step 1: Write the proportion equation
   530,738.72 : 732,412.16 = 301,294 : x
2. Step 2: Convert to fraction form
   530,738.72/732,412.16 = 301,294/x
3. Step 3: Cross multiply
   530,738.72x = 732,412.16 × 301,294
4. Step 4: Simplify right side
   530,738.72x = 220,671,389,335.04
5. Step 5: Solve for x
   x = 220,671,389,335.04/530,738.72
6. Step 6: Final answer
   x = 415,781.59