Finding the Fourth Proportional to 51,142.07, 70,597.89 and 34,384.79

Step by Step Solution

1. Step 1: Write the proportion equation
   51,142.07 : 70,597.89 = 34,384.79 : x
2. Step 2: Convert to fraction form
   51,142.07/70,597.89 = 34,384.79/x
3. Step 3: Cross multiply
   51,142.07x = 70,597.89 × 34,384.79
4. Step 4: Simplify right side
   51,142.07x = 2,427,493,269.10
5. Step 5: Solve for x
   x = 2,427,493,269.10/51,142.07
6. Step 6: Final answer
   x = 47,465.69