Finding the Fourth Proportional to 222,929.76, 334,405.61 and 89,792.02

Step by Step Solution

1. Step 1: Write the proportion equation
   222,929.76 : 334,405.61 = 89,792.02 : x
2. Step 2: Convert to fraction form
   222,929.76/334,405.61 = 89,792.02/x
3. Step 3: Cross multiply
   222,929.76x = 334,405.61 × 89,792.02
4. Step 4: Simplify right side
   222,929.76x = 30,026,956,032.08
5. Step 5: Solve for x
   x = 30,026,956,032.08/222,929.76
6. Step 6: Final answer
   x = 134,692.45