Finding the Fourth Proportional to 137,005.16, 188,944.25 and 114,111

Step by Step Solution

1. Step 1: Write the proportion equation
   137,005.16 : 188,944.25 = 114,111 : x
2. Step 2: Convert to fraction form
   137,005.16/188,944.25 = 114,111/x
3. Step 3: Cross multiply
   137,005.16x = 188,944.25 × 114,111
4. Step 4: Simplify right side
   137,005.16x = 21,560,616,741.20
5. Step 5: Solve for x
   x = 21,560,616,741.20/137,005.16
6. Step 6: Final answer
   x = 157,370.84