Finding the Fourth Proportional to 314,083.58, 471,128.15 and 89,443.84

Step by Step Solution

1. Step 1: Write the proportion equation
   314,083.58 : 471,128.15 = 89,443.84 : x
2. Step 2: Convert to fraction form
   314,083.58/471,128.15 = 89,443.84/x
3. Step 3: Cross multiply
   314,083.58x = 471,128.15 × 89,443.84
4. Step 4: Simplify right side
   314,083.58x = 42,139,510,868.10
5. Step 5: Solve for x
   x = 42,139,510,868.10/314,083.58
6. Step 6: Final answer
   x = 134,166.55