Finding the Fourth Proportional to 1,057,315.50, 1,459,056.24 and 573,870.26

Step by Step Solution

1. Step 1: Write the proportion equation
   1,057,315.50 : 1,459,056.24 = 573,870.26 : x
2. Step 2: Convert to fraction form
   1,057,315.50/1,459,056.24 = 573,870.26/x
3. Step 3: Cross multiply
   1,057,315.50x = 1,459,056.24 × 573,870.26
4. Step 4: Simplify right side
   1,057,315.50x = 837,308,976,508.14
5. Step 5: Solve for x
   x = 837,308,976,508.14/1,057,315.50
6. Step 6: Final answer
   x = 791,919.70