Finding the Fourth Proportional to 52,847.04, 72,926.59 and 31,638

Step by Step Solution

1. Step 1: Write the proportion equation
   52,847.04 : 72,926.59 = 31,638 : x
2. Step 2: Convert to fraction form
   52,847.04/72,926.59 = 31,638/x
3. Step 3: Cross multiply
   52,847.04x = 72,926.59 × 31,638
4. Step 4: Simplify right side
   52,847.04x = 2,307,251,454.42
5. Step 5: Solve for x
   x = 2,307,251,454.42/52,847.04
6. Step 6: Final answer
   x = 43,659.05