Finding the Fourth Proportional to 42,607.58, 58,802.83 and 25,617.35

Step by Step Solution

1. Step 1: Write the proportion equation
   42,607.58 : 58,802.83 = 25,617.35 : x
2. Step 2: Convert to fraction form
   42,607.58/58,802.83 = 25,617.35/x
3. Step 3: Cross multiply
   42,607.58x = 58,802.83 × 25,617.35
4. Step 4: Simplify right side
   42,607.58x = 1,506,372,760.06
5. Step 5: Solve for x
   x = 1,506,372,760.06/42,607.58
6. Step 6: Final answer
   x = 35,354.58