Finding the Fourth Proportional to 93,401.29, 128,806.77 and 61,514.83

Step by Step Solution

1. Step 1: Write the proportion equation
   93,401.29 : 128,806.77 = 61,514.83 : x
2. Step 2: Convert to fraction form
   93,401.29/128,806.77 = 61,514.83/x
3. Step 3: Cross multiply
   93,401.29x = 128,806.77 × 61,514.83
4. Step 4: Simplify right side
   93,401.29x = 7,923,526,559.40
5. Step 5: Solve for x
   x = 7,923,526,559.40/93,401.29
6. Step 6: Final answer
   x = 84,833.16