Finding the Fourth Proportional to 31,348.88, 47,024.03 and 7,656.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,348.88 : 47,024.03 = 7,656.62 : x
2. Step 2: Convert to fraction form
   31,348.88/47,024.03 = 7,656.62/x
3. Step 3: Cross multiply
   31,348.88x = 47,024.03 × 7,656.62
4. Step 4: Simplify right side
   31,348.88x = 360,045,061.01
5. Step 5: Solve for x
   x = 360,045,061.01/31,348.88
6. Step 6: Final answer
   x = 11,485.10