Finding the Fourth Proportional to 56,952.42, 78,631.29 and 50,973.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,952.42 : 78,631.29 = 50,973.72 : x
2. Step 2: Convert to fraction form
   56,952.42/78,631.29 = 50,973.72/x
3. Step 3: Cross multiply
   56,952.42x = 78,631.29 × 50,973.72
4. Step 4: Simplify right side
   56,952.42x = 4,008,129,359.70
5. Step 5: Solve for x
   x = 4,008,129,359.70/56,952.42
6. Step 6: Final answer
   x = 70,376.81