Finding the Fourth Proportional to 9,137.52, 12,603.51 and 5,602.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,137.52 : 12,603.51 = 5,602.50 : x
2. Step 2: Convert to fraction form
   9,137.52/12,603.51 = 5,602.50/x
3. Step 3: Cross multiply
   9,137.52x = 12,603.51 × 5,602.50
4. Step 4: Simplify right side
   9,137.52x = 70,611,164.78
5. Step 5: Solve for x
   x = 70,611,164.78/9,137.52
6. Step 6: Final answer
   x = 7,727.61