Finding the Fourth Proportional to 195,111.46, 292,667.12 and 54,870.08

Step by Step Solution

1. Step 1: Write the proportion equation
   195,111.46 : 292,667.12 = 54,870.08 : x
2. Step 2: Convert to fraction form
   195,111.46/292,667.12 = 54,870.08/x
3. Step 3: Cross multiply
   195,111.46x = 292,667.12 × 54,870.08
4. Step 4: Simplify right side
   195,111.46x = 16,058,668,287.77
5. Step 5: Solve for x
   x = 16,058,668,287.77/195,111.46
6. Step 6: Final answer
   x = 82,305.10