Finding the Fourth Proportional to 545,057.82, 752,196.51 and 303,353.82

Step by Step Solution

1. Step 1: Write the proportion equation
   545,057.82 : 752,196.51 = 303,353.82 : x
2. Step 2: Convert to fraction form
   545,057.82/752,196.51 = 303,353.82/x
3. Step 3: Cross multiply
   545,057.82x = 752,196.51 × 303,353.82
4. Step 4: Simplify right side
   545,057.82x = 228,181,684,699.17
5. Step 5: Solve for x
   x = 228,181,684,699.17/545,057.82
6. Step 6: Final answer
   x = 418,637.58