Finding the Fourth Proportional to 224,242.45, 336,356.38 and 91,083.31

Step by Step Solution

1. Step 1: Write the proportion equation
   224,242.45 : 336,356.38 = 91,083.31 : x
2. Step 2: Convert to fraction form
   224,242.45/336,356.38 = 91,083.31/x
3. Step 3: Cross multiply
   224,242.45x = 336,356.38 × 91,083.31
4. Step 4: Simplify right side
   224,242.45x = 30,636,452,430.02
5. Step 5: Solve for x
   x = 30,636,452,430.02/224,242.45
6. Step 6: Final answer
   x = 136,622.00