Finding the Fourth Proportional to 314,030.02, 470,974.27 and 89,385.47

Step by Step Solution

1. Step 1: Write the proportion equation
   314,030.02 : 470,974.27 = 89,385.47 : x
2. Step 2: Convert to fraction form
   314,030.02/470,974.27 = 89,385.47/x
3. Step 3: Cross multiply
   314,030.02x = 470,974.27 × 89,385.47
4. Step 4: Simplify right side
   314,030.02x = 42,098,257,435.83
5. Step 5: Solve for x
   x = 42,098,257,435.83/314,030.02
6. Step 6: Final answer
   x = 134,058.07