Finding the Fourth Proportional to 1,754,158.40, 2,629,196.40 and 807,624.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,754,158.40 : 2,629,196.40 = 807,624.80 : x
2. Step 2: Convert to fraction form
   1,754,158.40/2,629,196.40 = 807,624.80/x
3. Step 3: Cross multiply
   1,754,158.40x = 2,629,196.40 × 807,624.80
4. Step 4: Simplify right side
   1,754,158.40x = 2,123,404,216,710.72
5. Step 5: Solve for x
   x = 2,123,404,216,710.72/1,754,158.40
6. Step 6: Final answer
   x = 1,210,497.42