Finding the Fourth Proportional to 314,302.58, 471,469.41 and 89,696.12

Step by Step Solution

1. Step 1: Write the proportion equation
   314,302.58 : 471,469.41 = 89,696.12 : x
2. Step 2: Convert to fraction form
   314,302.58/471,469.41 = 89,696.12/x
3. Step 3: Cross multiply
   314,302.58x = 471,469.41 × 89,696.12
4. Step 4: Simplify right side
   314,302.58x = 42,288,976,775.69
5. Step 5: Solve for x
   x = 42,288,976,775.69/314,302.58
6. Step 6: Final answer
   x = 134,548.61