Finding the Fourth Proportional to 762,003.42, 1,051,576.58 and 417,870.77

Step by Step Solution

1. Step 1: Write the proportion equation
   762,003.42 : 1,051,576.58 = 417,870.77 : x
2. Step 2: Convert to fraction form
   762,003.42/1,051,576.58 = 417,870.77/x
3. Step 3: Cross multiply
   762,003.42x = 1,051,576.58 × 417,870.77
4. Step 4: Simplify right side
   762,003.42x = 439,423,117,507.52
5. Step 5: Solve for x
   x = 439,423,117,507.52/762,003.42
6. Step 6: Final answer
   x = 576,668.17