Finding the Fourth Proportional to 52,796.32, 72,856.76 and 31,563.04

Step by Step Solution

1. Step 1: Write the proportion equation
   52,796.32 : 72,856.76 = 31,563.04 : x
2. Step 2: Convert to fraction form
   52,796.32/72,856.76 = 31,563.04/x
3. Step 3: Cross multiply
   52,796.32x = 72,856.76 × 31,563.04
4. Step 4: Simplify right side
   52,796.32x = 2,299,580,830.15
5. Step 5: Solve for x
   x = 2,299,580,830.15/52,796.32
6. Step 6: Final answer
   x = 43,555.70