Finding the Fourth Proportional to 42,486.63, 58,630.53 and 23,105.02

Step by Step Solution

1. Step 1: Write the proportion equation
   42,486.63 : 58,630.53 = 23,105.02 : x
2. Step 2: Convert to fraction form
   42,486.63/58,630.53 = 23,105.02/x
3. Step 3: Cross multiply
   42,486.63x = 58,630.53 × 23,105.02
4. Step 4: Simplify right side
   42,486.63x = 1,354,659,783.16
5. Step 5: Solve for x
   x = 1,354,659,783.16/42,486.63
6. Step 6: Final answer
   x = 31,884.38