Finding the Fourth Proportional to 50,402.09, 75,418.23 and 42,061.52

Step by Step Solution

1. Step 1: Write the proportion equation
   50,402.09 : 75,418.23 = 42,061.52 : x
2. Step 2: Convert to fraction form
   50,402.09/75,418.23 = 42,061.52/x
3. Step 3: Cross multiply
   50,402.09x = 75,418.23 × 42,061.52
4. Step 4: Simplify right side
   50,402.09x = 3,172,205,389.51
5. Step 5: Solve for x
   x = 3,172,205,389.51/50,402.09
6. Step 6: Final answer
   x = 62,937.97