Finding the Fourth Proportional to 52,295.32, 72,186.06 and 31,074.46

Step by Step Solution

1. Step 1: Write the proportion equation
   52,295.32 : 72,186.06 = 31,074.46 : x
2. Step 2: Convert to fraction form
   52,295.32/72,186.06 = 31,074.46/x
3. Step 3: Cross multiply
   52,295.32x = 72,186.06 × 31,074.46
4. Step 4: Simplify right side
   52,295.32x = 2,243,142,834.03
5. Step 5: Solve for x
   x = 2,243,142,834.03/52,295.32
6. Step 6: Final answer
   x = 42,893.76