Finding the Fourth Proportional to 851,106.72, 1,276,703.82 and 220,026

Step by Step Solution

1. Step 1: Write the proportion equation
   851,106.72 : 1,276,703.82 = 220,026 : x
2. Step 2: Convert to fraction form
   851,106.72/1,276,703.82 = 220,026/x
3. Step 3: Cross multiply
   851,106.72x = 1,276,703.82 × 220,026
4. Step 4: Simplify right side
   851,106.72x = 280,908,034,699.32
5. Step 5: Solve for x
   x = 280,908,034,699.32/851,106.72
6. Step 6: Final answer
   x = 330,050.31