Finding the Fourth Proportional to 130,004.56, 194,968.20 and 55,123.60

Step by Step Solution

1. Step 1: Write the proportion equation
   130,004.56 : 194,968.20 = 55,123.60 : x
2. Step 2: Convert to fraction form
   130,004.56/194,968.20 = 55,123.60/x
3. Step 3: Cross multiply
   130,004.56x = 194,968.20 × 55,123.60
4. Step 4: Simplify right side
   130,004.56x = 10,747,349,069.52
5. Step 5: Solve for x
   x = 10,747,349,069.52/130,004.56
6. Step 6: Final answer
   x = 82,669.02