Finding the Fourth Proportional to 64,189.63, 88,574.88 and 35,504.72

Step by Step Solution

1. Step 1: Write the proportion equation
   64,189.63 : 88,574.88 = 35,504.72 : x
2. Step 2: Convert to fraction form
   64,189.63/88,574.88 = 35,504.72/x
3. Step 3: Cross multiply
   64,189.63x = 88,574.88 × 35,504.72
4. Step 4: Simplify right side
   64,189.63x = 3,144,826,313.43
5. Step 5: Solve for x
   x = 3,144,826,313.43/64,189.63
6. Step 6: Final answer
   x = 48,992.75