Finding the Fourth Proportional to 126,367.98, 189,554.01 and 42,127.00

Step by Step Solution

1. Step 1: Write the proportion equation
   126,367.98 : 189,554.01 = 42,127.00 : x
2. Step 2: Convert to fraction form
   126,367.98/189,554.01 = 42,127.00/x
3. Step 3: Cross multiply
   126,367.98x = 189,554.01 × 42,127.00
4. Step 4: Simplify right side
   126,367.98x = 7,985,340,620.86
5. Step 5: Solve for x
   x = 7,985,340,620.86/126,367.98
6. Step 6: Final answer
   x = 63,191.17