Finding the Fourth Proportional to 1,619,707.50, 2,235,196.56 and 940,687.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,707.50 : 2,235,196.56 = 940,687.74 : x
2. Step 2: Convert to fraction form
   1,619,707.50/2,235,196.56 = 940,687.74/x
3. Step 3: Cross multiply
   1,619,707.50x = 2,235,196.56 × 940,687.74
4. Step 4: Simplify right side
   1,619,707.50x = 2,102,622,000,482.17
5. Step 5: Solve for x
   x = 2,102,622,000,482.17/1,619,707.50
6. Step 6: Final answer
   x = 1,298,149.20