Finding the Fourth Proportional to 127,096.38, 190,511.52 and 42,827.40

Step by Step Solution

1. Step 1: Write the proportion equation
   127,096.38 : 190,511.52 = 42,827.40 : x
2. Step 2: Convert to fraction form
   127,096.38/190,511.52 = 42,827.40/x
3. Step 3: Cross multiply
   127,096.38x = 190,511.52 × 42,827.40
4. Step 4: Simplify right side
   127,096.38x = 8,159,113,071.65
5. Step 5: Solve for x
   x = 8,159,113,071.65/127,096.38
6. Step 6: Final answer
   x = 64,196.27