Finding the Fourth Proportional to 101,382.12, 152,097.96 and 71,454.72

Step by Step Solution

1. Step 1: Write the proportion equation
   101,382.12 : 152,097.96 = 71,454.72 : x
2. Step 2: Convert to fraction form
   101,382.12/152,097.96 = 71,454.72/x
3. Step 3: Cross multiply
   101,382.12x = 152,097.96 × 71,454.72
4. Step 4: Simplify right side
   101,382.12x = 10,868,117,144.37
5. Step 5: Solve for x
   x = 10,868,117,144.37/101,382.12
6. Step 6: Final answer
   x = 107,199.55