Finding the Fourth Proportional to 2,069,835.16, 2,856,399.57 and 1,139,651.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069,835.16 : 2,856,399.57 = 1,139,651.11 : x
2. Step 2: Convert to fraction form
   2,069,835.16/2,856,399.57 = 1,139,651.11/x
3. Step 3: Cross multiply
   2,069,835.16x = 2,856,399.57 × 1,139,651.11
4. Step 4: Simplify right side
   2,069,835.16x = 3,255,298,940,554.02
5. Step 5: Solve for x
   x = 3,255,298,940,554.02/2,069,835.16
6. Step 6: Final answer
   x = 1,572,733.43