Finding the Fourth Proportional to 136,520.82, 188,399.60 and 76,095.29

Step by Step Solution

1. Step 1: Write the proportion equation
   136,520.82 : 188,399.60 = 76,095.29 : x
2. Step 2: Convert to fraction form
   136,520.82/188,399.60 = 76,095.29/x
3. Step 3: Cross multiply
   136,520.82x = 188,399.60 × 76,095.29
4. Step 4: Simplify right side
   136,520.82x = 14,336,322,708.82
5. Step 5: Solve for x
   x = 14,336,322,708.82/136,520.82
6. Step 6: Final answer
   x = 105,011.99