Finding the Fourth Proportional to 130,443.82, 195,585.77 and 55,521.30

Step by Step Solution

1. Step 1: Write the proportion equation
   130,443.82 : 195,585.77 = 55,521.30 : x
2. Step 2: Convert to fraction form
   130,443.82/195,585.77 = 55,521.30/x
3. Step 3: Cross multiply
   130,443.82x = 195,585.77 × 55,521.30
4. Step 4: Simplify right side
   130,443.82x = 10,859,176,211.90
5. Step 5: Solve for x
   x = 10,859,176,211.90/130,443.82
6. Step 6: Final answer
   x = 83,247.92