Finding the Fourth Proportional to 200,735.10, 301,143.15 and 58,580.10

Step by Step Solution

1. Step 1: Write the proportion equation
   200,735.10 : 301,143.15 = 58,580.10 : x
2. Step 2: Convert to fraction form
   200,735.10/301,143.15 = 58,580.10/x
3. Step 3: Cross multiply
   200,735.10x = 301,143.15 × 58,580.10
4. Step 4: Simplify right side
   200,735.10x = 17,640,995,841.32
5. Step 5: Solve for x
   x = 17,640,995,841.32/200,735.10
6. Step 6: Final answer
   x = 87,881.97