Finding the Fourth Proportional to 15,139.50, 22,706.56 and 4,606.98

Step by Step Solution

1. Step 1: Write the proportion equation
   15,139.50 : 22,706.56 = 4,606.98 : x
2. Step 2: Convert to fraction form
   15,139.50/22,706.56 = 4,606.98/x
3. Step 3: Cross multiply
   15,139.50x = 22,706.56 × 4,606.98
4. Step 4: Simplify right side
   15,139.50x = 104,608,667.79
5. Step 5: Solve for x
   x = 104,608,667.79/15,139.50
6. Step 6: Final answer
   x = 6,909.65