Finding the Fourth Proportional to 51,492.34, 77,139.96 and 34,769.89

Step by Step Solution

1. Step 1: Write the proportion equation
   51,492.34 : 77,139.96 = 34,769.89 : x
2. Step 2: Convert to fraction form
   51,492.34/77,139.96 = 34,769.89/x
3. Step 3: Cross multiply
   51,492.34x = 77,139.96 × 34,769.89
4. Step 4: Simplify right side
   51,492.34x = 2,682,147,923.80
5. Step 5: Solve for x
   x = 2,682,147,923.80/51,492.34
6. Step 6: Final answer
   x = 52,088.29