Finding the Fourth Proportional to 1,945,391.91, 2,684,168.06 and 1,140,420.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,945,391.91 : 2,684,168.06 = 1,140,420.39 : x
2. Step 2: Convert to fraction form
   1,945,391.91/2,684,168.06 = 1,140,420.39/x
3. Step 3: Cross multiply
   1,945,391.91x = 2,684,168.06 × 1,140,420.39
4. Step 4: Simplify right side
   1,945,391.91x = 3,061,079,980,108.64
5. Step 5: Solve for x
   x = 3,061,079,980,108.64/1,945,391.91
6. Step 6: Final answer
   x = 1,573,502.99