Finding the Fourth Proportional to 323,803.59, 485,411.33 and 113,326.71

Step by Step Solution

1. Step 1: Write the proportion equation
   323,803.59 : 485,411.33 = 113,326.71 : x
2. Step 2: Convert to fraction form
   323,803.59/485,411.33 = 113,326.71/x
3. Step 3: Cross multiply
   323,803.59x = 485,411.33 × 113,326.71
4. Step 4: Simplify right side
   323,803.59x = 55,010,069,025.62
5. Step 5: Solve for x
   x = 55,010,069,025.62/323,803.59
6. Step 6: Final answer
   x = 169,887.15