Finding the Fourth Proportional to 42,602.70, 58,796.10 and 25,612.48

Step by Step Solution

1. Step 1: Write the proportion equation
   42,602.70 : 58,796.10 = 25,612.48 : x
2. Step 2: Convert to fraction form
   42,602.70/58,796.10 = 25,612.48/x
3. Step 3: Cross multiply
   42,602.70x = 58,796.10 × 25,612.48
4. Step 4: Simplify right side
   42,602.70x = 1,505,913,788.34
5. Step 5: Solve for x
   x = 1,505,913,788.34/42,602.70
6. Step 6: Final answer
   x = 35,347.85