Finding the Fourth Proportional to 127,440.98, 191,168.52 and 42,048.45

Step by Step Solution

1. Step 1: Write the proportion equation
   127,440.98 : 191,168.52 = 42,048.45 : x
2. Step 2: Convert to fraction form
   127,440.98/191,168.52 = 42,048.45/x
3. Step 3: Cross multiply
   127,440.98x = 191,168.52 × 42,048.45
4. Step 4: Simplify right side
   127,440.98x = 8,038,339,954.79
5. Step 5: Solve for x
   x = 8,038,339,954.79/127,440.98
6. Step 6: Final answer
   x = 63,075.00