Finding the Fourth Proportional to 126,367.94, 189,488.52 and 42,098.47

Step by Step Solution

1. Step 1: Write the proportion equation
   126,367.94 : 189,488.52 = 42,098.47 : x
2. Step 2: Convert to fraction form
   126,367.94/189,488.52 = 42,098.47/x
3. Step 3: Cross multiply
   126,367.94x = 189,488.52 × 42,098.47
4. Step 4: Simplify right side
   126,367.94x = 7,977,176,774.56
5. Step 5: Solve for x
   x = 7,977,176,774.56/126,367.94
6. Step 6: Final answer
   x = 63,126.59