Finding the Fourth Proportional to 116,870.76, 161,245.76 and 71,501.44

Step by Step Solution

1. Step 1: Write the proportion equation
   116,870.76 : 161,245.76 = 71,501.44 : x
2. Step 2: Convert to fraction form
   116,870.76/161,245.76 = 71,501.44/x
3. Step 3: Cross multiply
   116,870.76x = 161,245.76 × 71,501.44
4. Step 4: Simplify right side
   116,870.76x = 11,529,304,033.89
5. Step 5: Solve for x
   x = 11,529,304,033.89/116,870.76
6. Step 6: Final answer
   x = 98,650.03