Finding the Fourth Proportional to 130,877.94, 196,414.68 and 50,928.50

Step by Step Solution

1. Step 1: Write the proportion equation
   130,877.94 : 196,414.68 = 50,928.50 : x
2. Step 2: Convert to fraction form
   130,877.94/196,414.68 = 50,928.50/x
3. Step 3: Cross multiply
   130,877.94x = 196,414.68 × 50,928.50
4. Step 4: Simplify right side
   130,877.94x = 10,003,105,030.38
5. Step 5: Solve for x
   x = 10,003,105,030.38/130,877.94
6. Step 6: Final answer
   x = 76,430.80