Finding the Fourth Proportional to 113,806.75, 157,053.33 and 62,819.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,806.75 : 157,053.33 = 62,819.50 : x
2. Step 2: Convert to fraction form
   113,806.75/157,053.33 = 62,819.50/x
3. Step 3: Cross multiply
   113,806.75x = 157,053.33 × 62,819.50
4. Step 4: Simplify right side
   113,806.75x = 9,866,010,947.38
5. Step 5: Solve for x
   x = 9,866,010,947.38/113,806.75
6. Step 6: Final answer
   x = 86,690.91