Finding the Fourth Proportional to 31,374.34, 47,061.20 and 7,682.00

Step by Step Solution

1. Step 1: Write the proportion equation
   31,374.34 : 47,061.20 = 7,682.00 : x
2. Step 2: Convert to fraction form
   31,374.34/47,061.20 = 7,682.00/x
3. Step 3: Cross multiply
   31,374.34x = 47,061.20 × 7,682.00
4. Step 4: Simplify right side
   31,374.34x = 361,523,922.30
5. Step 5: Solve for x
   x = 361,523,922.30/31,374.34
6. Step 6: Final answer
   x = 11,522.92