Finding the Fourth Proportional to 59,619.81, 82,281.11 and 34,128.27

Step by Step Solution

1. Step 1: Write the proportion equation
   59,619.81 : 82,281.11 = 34,128.27 : x
2. Step 2: Convert to fraction form
   59,619.81/82,281.11 = 34,128.27/x
3. Step 3: Cross multiply
   59,619.81x = 82,281.11 × 34,128.27
4. Step 4: Simplify right side
   59,619.81x = 2,808,111,767.34
5. Step 5: Solve for x
   x = 2,808,111,767.34/59,619.81
6. Step 6: Final answer
   x = 47,100.31