Finding the Fourth Proportional to 123,870.42, 185,809.14 and 30,376.08

Step by Step Solution

1. Step 1: Write the proportion equation
   123,870.42 : 185,809.14 = 30,376.08 : x
2. Step 2: Convert to fraction form
   123,870.42/185,809.14 = 30,376.08/x
3. Step 3: Cross multiply
   123,870.42x = 185,809.14 × 30,376.08
4. Step 4: Simplify right side
   123,870.42x = 5,644,153,301.37
5. Step 5: Solve for x
   x = 5,644,153,301.37/123,870.42
6. Step 6: Final answer
   x = 45,564.98