Finding the Fourth Proportional to 168,471.73, 252,706.57 and 42,111.34

Step by Step Solution

1. Step 1: Write the proportion equation
   168,471.73 : 252,706.57 = 42,111.34 : x
2. Step 2: Convert to fraction form
   168,471.73/252,706.57 = 42,111.34/x
3. Step 3: Cross multiply
   168,471.73x = 252,706.57 × 42,111.34
4. Step 4: Simplify right side
   168,471.73x = 10,641,812,289.50
5. Step 5: Solve for x
   x = 10,641,812,289.50/168,471.73
6. Step 6: Final answer
   x = 63,166.75