Finding the Fourth Proportional to 19,100.50, 26,358.48 and 10,602.69

Step by Step Solution

1. Step 1: Write the proportion equation
   19,100.50 : 26,358.48 = 10,602.69 : x
2. Step 2: Convert to fraction form
   19,100.50/26,358.48 = 10,602.69/x
3. Step 3: Cross multiply
   19,100.50x = 26,358.48 × 10,602.69
4. Step 4: Simplify right side
   19,100.50x = 279,470,792.31
5. Step 5: Solve for x
   x = 279,470,792.31/19,100.50
6. Step 6: Final answer
   x = 14,631.60