Finding the Fourth Proportional to 311,068.76, 429,118.16 and 181,922.76

Step by Step Solution

1. Step 1: Write the proportion equation
   311,068.76 : 429,118.16 = 181,922.76 : x
2. Step 2: Convert to fraction form
   311,068.76/429,118.16 = 181,922.76/x
3. Step 3: Cross multiply
   311,068.76x = 429,118.16 × 181,922.76
4. Step 4: Simplify right side
   311,068.76x = 78,066,359,123.71
5. Step 5: Solve for x
   x = 78,066,359,123.71/311,068.76
6. Step 6: Final answer
   x = 250,961.75