Finding the Fourth Proportional to 116,256, 174,409.92 and 42,384

Step by Step Solution

1. Step 1: Write the proportion equation
   116,256 : 174,409.92 = 42,384 : x
2. Step 2: Convert to fraction form
   116,256/174,409.92 = 42,384/x
3. Step 3: Cross multiply
   116,256x = 174,409.92 × 42,384
4. Step 4: Simplify right side
   116,256x = 7,392,190,049.28
5. Step 5: Solve for x
   x = 7,392,190,049.28/116,256
6. Step 6: Final answer
   x = 63,585.45