Finding the Fourth Proportional to 42,080.76, 58,071.30 and 23,217.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,080.76 : 58,071.30 = 23,217.78 : x
2. Step 2: Convert to fraction form
   42,080.76/58,071.30 = 23,217.78/x
3. Step 3: Cross multiply
   42,080.76x = 58,071.30 × 23,217.78
4. Step 4: Simplify right side
   42,080.76x = 1,348,286,667.71
5. Step 5: Solve for x
   x = 1,348,286,667.71/42,080.76
6. Step 6: Final answer
   x = 32,040.45