Finding the Fourth Proportional to 8,785.02, 12,126.15 and 5,803.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,785.02 : 12,126.15 = 5,803.50 : x
2. Step 2: Convert to fraction form
   8,785.02/12,126.15 = 5,803.50/x
3. Step 3: Cross multiply
   8,785.02x = 12,126.15 × 5,803.50
4. Step 4: Simplify right side
   8,785.02x = 70,374,111.53
5. Step 5: Solve for x
   x = 70,374,111.53/8,785.02
6. Step 6: Final answer
   x = 8,010.69