Finding the Fourth Proportional to 76,203.89, 105,212.71 and 47,567.15

Step by Step Solution

1. Step 1: Write the proportion equation
   76,203.89 : 105,212.71 = 47,567.15 : x
2. Step 2: Convert to fraction form
   76,203.89/105,212.71 = 47,567.15/x
3. Step 3: Cross multiply
   76,203.89x = 105,212.71 × 47,567.15
4. Step 4: Simplify right side
   76,203.89x = 5,004,667,994.58
5. Step 5: Solve for x
   x = 5,004,667,994.58/76,203.89
6. Step 6: Final answer
   x = 65,674.71