Finding the Fourth Proportional to 224,429.84, 336,353.82 and 91,154

Step by Step Solution

1. Step 1: Write the proportion equation
   224,429.84 : 336,353.82 = 91,154 : x
2. Step 2: Convert to fraction form
   224,429.84/336,353.82 = 91,154/x
3. Step 3: Cross multiply
   224,429.84x = 336,353.82 × 91,154
4. Step 4: Simplify right side
   224,429.84x = 30,659,996,108.28
5. Step 5: Solve for x
   x = 30,659,996,108.28/224,429.84
6. Step 6: Final answer
   x = 136,612.83