Finding the Fourth Proportional to 1,142,513.42, 1,713,488.16 and 468,786.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,142,513.42 : 1,713,488.16 = 468,786.20 : x
2. Step 2: Convert to fraction form
   1,142,513.42/1,713,488.16 = 468,786.20/x
3. Step 3: Cross multiply
   1,142,513.42x = 1,713,488.16 × 468,786.20
4. Step 4: Simplify right side
   1,142,513.42x = 803,259,603,271.39
5. Step 5: Solve for x
   x = 803,259,603,271.39/1,142,513.42
6. Step 6: Final answer
   x = 703,063.60