Finding the Fourth Proportional to 222,325.50, 333,580.68 and 89,300.10

Step by Step Solution

1. Step 1: Write the proportion equation
   222,325.50 : 333,580.68 = 89,300.10 : x
2. Step 2: Convert to fraction form
   222,325.50/333,580.68 = 89,300.10/x
3. Step 3: Cross multiply
   222,325.50x = 333,580.68 × 89,300.10
4. Step 4: Simplify right side
   222,325.50x = 29,788,788,082.07
5. Step 5: Solve for x
   x = 29,788,788,082.07/222,325.50
6. Step 6: Final answer
   x = 133,987.28