Finding the Fourth Proportional to 130,245, 195,392.88 and 55,364.28

Step by Step Solution

1. Step 1: Write the proportion equation
   130,245 : 195,392.88 = 55,364.28 : x
2. Step 2: Convert to fraction form
   130,245/195,392.88 = 55,364.28/x
3. Step 3: Cross multiply
   130,245x = 195,392.88 × 55,364.28
4. Step 4: Simplify right side
   130,245x = 10,817,786,118.33
5. Step 5: Solve for x
   x = 10,817,786,118.33/130,245
6. Step 6: Final answer
   x = 83,057.21