Finding the Fourth Proportional to 314,025.23, 471,040.69 and 89,385.58

Step by Step Solution

1. Step 1: Write the proportion equation
   314,025.23 : 471,040.69 = 89,385.58 : x
2. Step 2: Convert to fraction form
   314,025.23/471,040.69 = 89,385.58/x
3. Step 3: Cross multiply
   314,025.23x = 471,040.69 × 89,385.58
4. Step 4: Simplify right side
   314,025.23x = 42,104,243,413.98
5. Step 5: Solve for x
   x = 42,104,243,413.98/314,025.23
6. Step 6: Final answer
   x = 134,079.17