Finding the Fourth Proportional to 136,731.83, 205,096.88 and 73,581.71

Step by Step Solution

1. Step 1: Write the proportion equation
   136,731.83 : 205,096.88 = 73,581.71 : x
2. Step 2: Convert to fraction form
   136,731.83/205,096.88 = 73,581.71/x
3. Step 3: Cross multiply
   136,731.83x = 205,096.88 × 73,581.71
4. Step 4: Simplify right side
   136,731.83x = 15,091,377,752.67
5. Step 5: Solve for x
   x = 15,091,377,752.67/136,731.83
6. Step 6: Final answer
   x = 110,372.09