Finding the Fourth Proportional to 962,061.39, 1,442,686.02 and 288,238.45

Step by Step Solution

1. Step 1: Write the proportion equation
   962,061.39 : 1,442,686.02 = 288,238.45 : x
2. Step 2: Convert to fraction form
   962,061.39/1,442,686.02 = 288,238.45/x
3. Step 3: Cross multiply
   962,061.39x = 1,442,686.02 × 288,238.45
4. Step 4: Simplify right side
   962,061.39x = 415,837,582,241.47
5. Step 5: Solve for x
   x = 415,837,582,241.47/962,061.39
6. Step 6: Final answer
   x = 432,236.02