Finding the Fourth Proportional to 200,746, 301,139.16 and 53,002

Step by Step Solution

1. Step 1: Write the proportion equation
   200,746 : 301,139.16 = 53,002 : x
2. Step 2: Convert to fraction form
   200,746/301,139.16 = 53,002/x
3. Step 3: Cross multiply
   200,746x = 301,139.16 × 53,002
4. Step 4: Simplify right side
   200,746x = 15,960,977,758.32
5. Step 5: Solve for x
   x = 15,960,977,758.32/200,746
6. Step 6: Final answer
   x = 79,508.32