Finding the Fourth Proportional to 12,973.50, 17,903.45 and 7,384.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,973.50 : 17,903.45 = 7,384.50 : x
2. Step 2: Convert to fraction form
   12,973.50/17,903.45 = 7,384.50/x
3. Step 3: Cross multiply
   12,973.50x = 17,903.45 × 7,384.50
4. Step 4: Simplify right side
   12,973.50x = 132,208,026.53
5. Step 5: Solve for x
   x = 132,208,026.53/12,973.50
6. Step 6: Final answer
   x = 10,190.62