Finding the Fourth Proportional to 300,690.96, 451,088.55 and 101,030.82

Step by Step Solution

1. Step 1: Write the proportion equation
   300,690.96 : 451,088.55 = 101,030.82 : x
2. Step 2: Convert to fraction form
   300,690.96/451,088.55 = 101,030.82/x
3. Step 3: Cross multiply
   300,690.96x = 451,088.55 × 101,030.82
4. Step 4: Simplify right side
   300,690.96x = 45,573,846,099.11
5. Step 5: Solve for x
   x = 45,573,846,099.11/300,690.96
6. Step 6: Final answer
   x = 151,563.74