Finding the Fourth Proportional to 1,288,223.67, 1,941,383.34 and 1,160,300.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,223.67 : 1,941,383.34 = 1,160,300.58 : x
2. Step 2: Convert to fraction form
   1,288,223.67/1,941,383.34 = 1,160,300.58/x
3. Step 3: Cross multiply
   1,288,223.67x = 1,941,383.34 × 1,160,300.58
4. Step 4: Simplify right side
   1,288,223.67x = 2,252,588,215,404.34
5. Step 5: Solve for x
   x = 2,252,588,215,404.34/1,288,223.67
6. Step 6: Final answer
   x = 1,748,600.24