Finding the Fourth Proportional to 42,102.21, 58,099.60 and 25,097.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,102.21 : 58,099.60 = 25,097.69 : x
2. Step 2: Convert to fraction form
   42,102.21/58,099.60 = 25,097.69/x
3. Step 3: Cross multiply
   42,102.21x = 58,099.60 × 25,097.69
4. Step 4: Simplify right side
   42,102.21x = 1,458,165,749.92
5. Step 5: Solve for x
   x = 1,458,165,749.92/42,102.21
6. Step 6: Final answer
   x = 34,633.95