Finding the Fourth Proportional to 56,345.82, 84,270.33 and 50,146.62

Step by Step Solution

1. Step 1: Write the proportion equation
   56,345.82 : 84,270.33 = 50,146.62 : x
2. Step 2: Convert to fraction form
   56,345.82/84,270.33 = 50,146.62/x
3. Step 3: Cross multiply
   56,345.82x = 84,270.33 × 50,146.62
4. Step 4: Simplify right side
   56,345.82x = 4,225,872,215.78
5. Step 5: Solve for x
   x = 4,225,872,215.78/56,345.82
6. Step 6: Final answer
   x = 74,998.86