Finding the Fourth Proportional to 84,642.42, 126,942.72 and 34,736.70

Step by Step Solution

1. Step 1: Write the proportion equation
   84,642.42 : 126,942.72 = 34,736.70 : x
2. Step 2: Convert to fraction form
   84,642.42/126,942.72 = 34,736.70/x
3. Step 3: Cross multiply
   84,642.42x = 126,942.72 × 34,736.70
4. Step 4: Simplify right side
   84,642.42x = 4,409,571,181.82
5. Step 5: Solve for x
   x = 4,409,571,181.82/84,642.42
6. Step 6: Final answer
   x = 52,096.47