Finding the Fourth Proportional to 9,562.61, 13,192.63 and 5,528.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,562.61 : 13,192.63 = 5,528.70 : x
2. Step 2: Convert to fraction form
   9,562.61/13,192.63 = 5,528.70/x
3. Step 3: Cross multiply
   9,562.61x = 13,192.63 × 5,528.70
4. Step 4: Simplify right side
   9,562.61x = 72,938,056.78
5. Step 5: Solve for x
   x = 72,938,056.78/9,562.61
6. Step 6: Final answer
   x = 7,627.42