Finding the Fourth Proportional to 1,108,704.48, 1,530,012.30 and 599,406.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,108,704.48 : 1,530,012.30 = 599,406.72 : x
2. Step 2: Convert to fraction form
   1,108,704.48/1,530,012.30 = 599,406.72/x
3. Step 3: Cross multiply
   1,108,704.48x = 1,530,012.30 × 599,406.72
4. Step 4: Simplify right side
   1,108,704.48x = 917,099,654,302.66
5. Step 5: Solve for x
   x = 917,099,654,302.66/1,108,704.48
6. Step 6: Final answer
   x = 827,181.34