Finding the Fourth Proportional to 1,987,069.35, 2,742,221.86 and 1,116,057.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,987,069.35 : 2,742,221.86 = 1,116,057.30 : x
2. Step 2: Convert to fraction form
   1,987,069.35/2,742,221.86 = 1,116,057.30/x
3. Step 3: Cross multiply
   1,987,069.35x = 2,742,221.86 × 1,116,057.30
4. Step 4: Simplify right side
   1,987,069.35x = 3,060,476,727,862.72
5. Step 5: Solve for x
   x = 3,060,476,727,862.72/1,987,069.35
6. Step 6: Final answer
   x = 1,540,196.24