Finding the Fourth Proportional to 1,053,932.50, 1,581,034.83 and 485,176.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,932.50 : 1,581,034.83 = 485,176.42 : x
2. Step 2: Convert to fraction form
   1,053,932.50/1,581,034.83 = 485,176.42/x
3. Step 3: Cross multiply
   1,053,932.50x = 1,581,034.83 × 485,176.42
4. Step 4: Simplify right side
   1,053,932.50x = 767,080,818,714.71
5. Step 5: Solve for x
   x = 767,080,818,714.71/1,053,932.50
6. Step 6: Final answer
   x = 727,827.27