Finding the Fourth Proportional to 51,786.73, 71,463.63 and 30,572.83

Step by Step Solution

1. Step 1: Write the proportion equation
   51,786.73 : 71,463.63 = 30,572.83 : x
2. Step 2: Convert to fraction form
   51,786.73/71,463.63 = 30,572.83/x
3. Step 3: Cross multiply
   51,786.73x = 71,463.63 × 30,572.83
4. Step 4: Simplify right side
   51,786.73x = 2,184,845,411.17
5. Step 5: Solve for x
   x = 2,184,845,411.17/51,786.73
6. Step 6: Final answer
   x = 42,189.29