Finding the Fourth Proportional to 42,900.22, 59,200.68 and 23,780.80

Step by Step Solution

1. Step 1: Write the proportion equation
   42,900.22 : 59,200.68 = 23,780.80 : x
2. Step 2: Convert to fraction form
   42,900.22/59,200.68 = 23,780.80/x
3. Step 3: Cross multiply
   42,900.22x = 59,200.68 × 23,780.80
4. Step 4: Simplify right side
   42,900.22x = 1,407,839,530.94
5. Step 5: Solve for x
   x = 1,407,839,530.94/42,900.22
6. Step 6: Final answer
   x = 32,816.60