Finding the Fourth Proportional to 80,809.56, 121,080.69 and 41,312.34

Step by Step Solution

1. Step 1: Write the proportion equation
   80,809.56 : 121,080.69 = 41,312.34 : x
2. Step 2: Convert to fraction form
   80,809.56/121,080.69 = 41,312.34/x
3. Step 3: Cross multiply
   80,809.56x = 121,080.69 × 41,312.34
4. Step 4: Simplify right side
   80,809.56x = 5,002,126,632.71
5. Step 5: Solve for x
   x = 5,002,126,632.71/80,809.56
6. Step 6: Final answer
   x = 61,900.18