Finding the Fourth Proportional to 130,350.50, 179,883.69 and 70,734.50

Step by Step Solution

1. Step 1: Write the proportion equation
   130,350.50 : 179,883.69 = 70,734.50 : x
2. Step 2: Convert to fraction form
   130,350.50/179,883.69 = 70,734.50/x
3. Step 3: Cross multiply
   130,350.50x = 179,883.69 × 70,734.50
4. Step 4: Simplify right side
   130,350.50x = 12,723,982,870.31
5. Step 5: Solve for x
   x = 12,723,982,870.31/130,350.50
6. Step 6: Final answer
   x = 97,613.61