Finding the Fourth Proportional to 52,297.32, 72,188.82 and 31,076.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,297.32 : 72,188.82 = 31,076.46 : x
2. Step 2: Convert to fraction form
   52,297.32/72,188.82 = 31,076.46/x
3. Step 3: Cross multiply
   52,297.32x = 72,188.82 × 31,076.46
4. Step 4: Simplify right side
   52,297.32x = 2,243,372,977.18
5. Step 5: Solve for x
   x = 2,243,372,977.18/52,297.32
6. Step 6: Final answer
   x = 42,896.52