Finding the Fourth Proportional to 1,240,410.10, 1,858,123.96 and 565,563.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,240,410.10 : 1,858,123.96 = 565,563.10 : x
2. Step 2: Convert to fraction form
   1,240,410.10/1,858,123.96 = 565,563.10/x
3. Step 3: Cross multiply
   1,240,410.10x = 1,858,123.96 × 565,563.10
4. Step 4: Simplify right side
   1,240,410.10x = 1,050,886,347,001.88
5. Step 5: Solve for x
   x = 1,050,886,347,001.88/1,240,410.10
6. Step 6: Final answer
   x = 847,208.80