Finding the Fourth Proportional to 123,812.30, 185,536.39 and 73,159.25

Step by Step Solution

1. Step 1: Write the proportion equation
   123,812.30 : 185,536.39 = 73,159.25 : x
2. Step 2: Convert to fraction form
   123,812.30/185,536.39 = 73,159.25/x
3. Step 3: Cross multiply
   123,812.30x = 185,536.39 × 73,159.25
4. Step 4: Simplify right side
   123,812.30x = 13,573,702,774.31
5. Step 5: Solve for x
   x = 13,573,702,774.31/123,812.30
6. Step 6: Final answer
   x = 109,631.30