Finding the Fourth Proportional to 110,482.72, 152,458.98 and 65,150.31

Step by Step Solution

1. Step 1: Write the proportion equation
   110,482.72 : 152,458.98 = 65,150.31 : x
2. Step 2: Convert to fraction form
   110,482.72/152,458.98 = 65,150.31/x
3. Step 3: Cross multiply
   110,482.72x = 152,458.98 × 65,150.31
4. Step 4: Simplify right side
   110,482.72x = 9,932,749,483.53
5. Step 5: Solve for x
   x = 9,932,749,483.53/110,482.72
6. Step 6: Final answer
   x = 89,903.19