Finding the Fourth Proportional to 1,059,870.74, 1,463,002.10 and 630,149.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059,870.74 : 1,463,002.10 = 630,149.85 : x
2. Step 2: Convert to fraction form
   1,059,870.74/1,463,002.10 = 630,149.85/x
3. Step 3: Cross multiply
   1,059,870.74x = 1,463,002.10 × 630,149.85
4. Step 4: Simplify right side
   1,059,870.74x = 921,910,553,864.69
5. Step 5: Solve for x
   x = 921,910,553,864.69/1,059,870.74
6. Step 6: Final answer
   x = 869,833.01