Finding the Fourth Proportional to 103,045.51, 154,577.72 and 31,968.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,045.51 : 154,577.72 = 31,968.69 : x
2. Step 2: Convert to fraction form
   103,045.51/154,577.72 = 31,968.69/x
3. Step 3: Cross multiply
   103,045.51x = 154,577.72 × 31,968.69
4. Step 4: Simplify right side
   103,045.51x = 4,941,647,211.59
5. Step 5: Solve for x
   x = 4,941,647,211.59/103,045.51
6. Step 6: Final answer
   x = 47,955.97