Finding the Fourth Proportional to 1,056,844.86, 1,585,553.12 and 753,621.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,056,844.86 : 1,585,553.12 = 753,621.96 : x
2. Step 2: Convert to fraction form
   1,056,844.86/1,585,553.12 = 753,621.96/x
3. Step 3: Cross multiply
   1,056,844.86x = 1,585,553.12 × 753,621.96
4. Step 4: Simplify right side
   1,056,844.86x = 1,194,907,649,978.52
5. Step 5: Solve for x
   x = 1,194,907,649,978.52/1,056,844.86
6. Step 6: Final answer
   x = 1,130,636.76