Finding the Fourth Proportional to 11,346.34, 15,656.88 and 10,510.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,346.34 : 15,656.88 = 10,510.42 : x
2. Step 2: Convert to fraction form
   11,346.34/15,656.88 = 10,510.42/x
3. Step 3: Cross multiply
   11,346.34x = 15,656.88 × 10,510.42
4. Step 4: Simplify right side
   11,346.34x = 164,560,384.69
5. Step 5: Solve for x
   x = 164,560,384.69/11,346.34
6. Step 6: Final answer
   x = 14,503.39