Finding the Fourth Proportional to 100,436.31, 150,663.31 and 37,257.12

Step by Step Solution

1. Step 1: Write the proportion equation
   100,436.31 : 150,663.31 = 37,257.12 : x
2. Step 2: Convert to fraction form
   100,436.31/150,663.31 = 37,257.12/x
3. Step 3: Cross multiply
   100,436.31x = 150,663.31 × 37,257.12
4. Step 4: Simplify right side
   100,436.31x = 5,613,280,927.12
5. Step 5: Solve for x
   x = 5,613,280,927.12/100,436.31
6. Step 6: Final answer
   x = 55,888.96