Finding the Fourth Proportional to 2,057,988.81, 2,839,987.72 and 1,140,199.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057,988.81 : 2,839,987.72 = 1,140,199.53 : x
2. Step 2: Convert to fraction form
   2,057,988.81/2,839,987.72 = 1,140,199.53/x
3. Step 3: Cross multiply
   2,057,988.81x = 2,839,987.72 × 1,140,199.53
4. Step 4: Simplify right side
   2,057,988.81x = 3,238,152,660,699.27
5. Step 5: Solve for x
   x = 3,238,152,660,699.27/2,057,988.81
6. Step 6: Final answer
   x = 1,573,454.94