Finding the Fourth Proportional to 42,548.67, 58,716.67 and 23,428.05

Step by Step Solution

1. Step 1: Write the proportion equation
   42,548.67 : 58,716.67 = 23,428.05 : x
2. Step 2: Convert to fraction form
   42,548.67/58,716.67 = 23,428.05/x
3. Step 3: Cross multiply
   42,548.67x = 58,716.67 × 23,428.05
4. Step 4: Simplify right side
   42,548.67x = 1,375,617,080.59
5. Step 5: Solve for x
   x = 1,375,617,080.59/42,548.67
6. Step 6: Final answer
   x = 32,330.44