Finding the Fourth Proportional to 42,802.68, 59,068.80 and 23,680.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,802.68 : 59,068.80 = 23,680.20 : x
2. Step 2: Convert to fraction form
   42,802.68/59,068.80 = 23,680.20/x
3. Step 3: Cross multiply
   42,802.68x = 59,068.80 × 23,680.20
4. Step 4: Simplify right side
   42,802.68x = 1,398,760,997.76
5. Step 5: Solve for x
   x = 1,398,760,997.76/42,802.68
6. Step 6: Final answer
   x = 32,679.29