Finding the Fourth Proportional to 71,112.52, 98,131.21 and 42,464.51

Step by Step Solution

1. Step 1: Write the proportion equation
   71,112.52 : 98,131.21 = 42,464.51 : x
2. Step 2: Convert to fraction form
   71,112.52/98,131.21 = 42,464.51/x
3. Step 3: Cross multiply
   71,112.52x = 98,131.21 × 42,464.51
4. Step 4: Simplify right side
   71,112.52x = 4,167,093,758.39
5. Step 5: Solve for x
   x = 4,167,093,758.39/71,112.52
6. Step 6: Final answer
   x = 58,598.59