Finding the Fourth Proportional to 42,418.72, 58,536.30 and 23,298.40

Step by Step Solution

1. Step 1: Write the proportion equation
   42,418.72 : 58,536.30 = 23,298.40 : x
2. Step 2: Convert to fraction form
   42,418.72/58,536.30 = 23,298.40/x
3. Step 3: Cross multiply
   42,418.72x = 58,536.30 × 23,298.40
4. Step 4: Simplify right side
   42,418.72x = 1,363,802,131.92
5. Step 5: Solve for x
   x = 1,363,802,131.92/42,418.72
6. Step 6: Final answer
   x = 32,150.95