Finding the Fourth Proportional to 224,538.64, 309,870.82 and 122,570.14

Step by Step Solution

1. Step 1: Write the proportion equation
   224,538.64 : 309,870.82 = 122,570.14 : x
2. Step 2: Convert to fraction form
   224,538.64/309,870.82 = 122,570.14/x
3. Step 3: Cross multiply
   224,538.64x = 309,870.82 × 122,570.14
4. Step 4: Simplify right side
   224,538.64x = 37,980,909,789.31
5. Step 5: Solve for x
   x = 37,980,909,789.31/224,538.64
6. Step 6: Final answer
   x = 169,150.89