Finding the Fourth Proportional to 224,402.52, 336,667.12 and 91,378.25

Step by Step Solution

1. Step 1: Write the proportion equation
   224,402.52 : 336,667.12 = 91,378.25 : x
2. Step 2: Convert to fraction form
   224,402.52/336,667.12 = 91,378.25/x
3. Step 3: Cross multiply
   224,402.52x = 336,667.12 × 91,378.25
4. Step 4: Simplify right side
   224,402.52x = 30,764,051,608.86
5. Step 5: Solve for x
   x = 30,764,051,608.86/224,402.52
6. Step 6: Final answer
   x = 137,093.16