Finding the Fourth Proportional to 9,561.84, 13,196.52 and 5,370

Step by Step Solution

1. Step 1: Write the proportion equation
   9,561.84 : 13,196.52 = 5,370 : x
2. Step 2: Convert to fraction form
   9,561.84/13,196.52 = 5,370/x
3. Step 3: Cross multiply
   9,561.84x = 13,196.52 × 5,370
4. Step 4: Simplify right side
   9,561.84x = 70,865,312.40
5. Step 5: Solve for x
   x = 70,865,312.40/9,561.84
6. Step 6: Final answer
   x = 7,411.26