Finding the Fourth Proportional to 102,322.78, 153,477.04 and 38,268.72

Step by Step Solution

1. Step 1: Write the proportion equation
   102,322.78 : 153,477.04 = 38,268.72 : x
2. Step 2: Convert to fraction form
   102,322.78/153,477.04 = 38,268.72/x
3. Step 3: Cross multiply
   102,322.78x = 153,477.04 × 38,268.72
4. Step 4: Simplify right side
   102,322.78x = 5,873,369,870.19
5. Step 5: Solve for x
   x = 5,873,369,870.19/102,322.78
6. Step 6: Final answer
   x = 57,400.41