Finding the Fourth Proportional to 31,566.47, 47,354.22 and 10,499.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,566.47 : 47,354.22 = 10,499.58 : x
2. Step 2: Convert to fraction form
   31,566.47/47,354.22 = 10,499.58/x
3. Step 3: Cross multiply
   31,566.47x = 47,354.22 × 10,499.58
4. Step 4: Simplify right side
   31,566.47x = 497,199,421.23
5. Step 5: Solve for x
   x = 497,199,421.23/31,566.47
6. Step 6: Final answer
   x = 15,750.87