Finding the Fourth Proportional to 144,383.71, 216,612.47 and 55,613.38

Step by Step Solution

1. Step 1: Write the proportion equation
   144,383.71 : 216,612.47 = 55,613.38 : x
2. Step 2: Convert to fraction form
   144,383.71/216,612.47 = 55,613.38/x
3. Step 3: Cross multiply
   144,383.71x = 216,612.47 × 55,613.38
4. Step 4: Simplify right side
   144,383.71x = 12,046,550,787.25
5. Step 5: Solve for x
   x = 12,046,550,787.25/144,383.71
6. Step 6: Final answer
   x = 83,434.28