Finding the Fourth Proportional to 8,938.52, 13,415.86 and 4,782.04

Step by Step Solution

1. Step 1: Write the proportion equation
   8,938.52 : 13,415.86 = 4,782.04 : x
2. Step 2: Convert to fraction form
   8,938.52/13,415.86 = 4,782.04/x
3. Step 3: Cross multiply
   8,938.52x = 13,415.86 × 4,782.04
4. Step 4: Simplify right side
   8,938.52x = 64,155,179.15
5. Step 5: Solve for x
   x = 64,155,179.15/8,938.52
6. Step 6: Final answer
   x = 7,177.38