Finding the Fourth Proportional to 9,401.74, 12,973.89 and 5,152.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,401.74 : 12,973.89 = 5,152.03 : x
2. Step 2: Convert to fraction form
   9,401.74/12,973.89 = 5,152.03/x
3. Step 3: Cross multiply
   9,401.74x = 12,973.89 × 5,152.03
4. Step 4: Simplify right side
   9,401.74x = 66,841,870.50
5. Step 5: Solve for x
   x = 66,841,870.50/9,401.74
6. Step 6: Final answer
   x = 7,109.52