Finding the Fourth Proportional to 116,276, 174,440 and 42,404

Step by Step Solution

1. Step 1: Write the proportion equation
   116,276 : 174,440 = 42,404 : x
2. Step 2: Convert to fraction form
   116,276/174,440 = 42,404/x
3. Step 3: Cross multiply
   116,276x = 174,440 × 42,404
4. Step 4: Simplify right side
   116,276x = 7,396,953,760
5. Step 5: Solve for x
   x = 7,396,953,760/116,276
6. Step 6: Final answer
   x = 63,615.48