Finding the Fourth Proportional to 1,054,810.32, 1,582,308.72 and 296,658.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,054,810.32 : 1,582,308.72 = 296,658.24 : x
2. Step 2: Convert to fraction form
   1,054,810.32/1,582,308.72 = 296,658.24/x
3. Step 3: Cross multiply
   1,054,810.32x = 1,582,308.72 × 296,658.24
4. Step 4: Simplify right side
   1,054,810.32x = 469,404,920,011.85
5. Step 5: Solve for x
   x = 469,404,920,011.85/1,054,810.32
6. Step 6: Final answer
   x = 445,013.58