Finding the Fourth Proportional to 42,051.42, 58,031.64 and 23,187.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,051.42 : 58,031.64 = 23,187.42 : x
2. Step 2: Convert to fraction form
   42,051.42/58,031.64 = 23,187.42/x
3. Step 3: Cross multiply
   42,051.42x = 58,031.64 × 23,187.42
4. Step 4: Simplify right side
   42,051.42x = 1,345,604,009.97
5. Step 5: Solve for x
   x = 1,345,604,009.97/42,051.42
6. Step 6: Final answer
   x = 31,999.01