Finding the Fourth Proportional to 136,196.27, 187,844.49 and 116,119.61

Step by Step Solution

1. Step 1: Write the proportion equation
   136,196.27 : 187,844.49 = 116,119.61 : x
2. Step 2: Convert to fraction form
   136,196.27/187,844.49 = 116,119.61/x
3. Step 3: Cross multiply
   136,196.27x = 187,844.49 × 116,119.61
4. Step 4: Simplify right side
   136,196.27x = 21,812,427,980.23
5. Step 5: Solve for x
   x = 21,812,427,980.23/136,196.27
6. Step 6: Final answer
   x = 160,154.38