Finding the Fourth Proportional to 42,317.42, 58,384.31 and 25,091.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,317.42 : 58,384.31 = 25,091.15 : x
2. Step 2: Convert to fraction form
   42,317.42/58,384.31 = 25,091.15/x
3. Step 3: Cross multiply
   42,317.42x = 58,384.31 × 25,091.15
4. Step 4: Simplify right side
   42,317.42x = 1,464,929,062.48
5. Step 5: Solve for x
   x = 1,464,929,062.48/42,317.42
6. Step 6: Final answer
   x = 34,617.64