Finding the Fourth Proportional to 302,263.59, 417,123.72 and 166,294.61

Step by Step Solution

1. Step 1: Write the proportion equation
   302,263.59 : 417,123.72 = 166,294.61 : x
2. Step 2: Convert to fraction form
   302,263.59/417,123.72 = 166,294.61/x
3. Step 3: Cross multiply
   302,263.59x = 417,123.72 × 166,294.61
4. Step 4: Simplify right side
   302,263.59x = 69,365,426,339.15
5. Step 5: Solve for x
   x = 69,365,426,339.15/302,263.59
6. Step 6: Final answer
   x = 229,486.54