Finding the Fourth Proportional to 1,111,491, 1,664,572.50 and 570,323.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,491 : 1,664,572.50 = 570,323.16 : x
2. Step 2: Convert to fraction form
   1,111,491/1,664,572.50 = 570,323.16/x
3. Step 3: Cross multiply
   1,111,491x = 1,664,572.50 × 570,323.16
4. Step 4: Simplify right side
   1,111,491x = 949,344,248,249.10
5. Step 5: Solve for x
   x = 949,344,248,249.10/1,111,491
6. Step 6: Final answer
   x = 854,117.80