Finding the Fourth Proportional to 69,807.72, 104,635.42 and 34,293.48

Step by Step Solution

1. Step 1: Write the proportion equation
   69,807.72 : 104,635.42 = 34,293.48 : x
2. Step 2: Convert to fraction form
   69,807.72/104,635.42 = 34,293.48/x
3. Step 3: Cross multiply
   69,807.72x = 104,635.42 × 34,293.48
4. Step 4: Simplify right side
   69,807.72x = 3,588,312,683.06
5. Step 5: Solve for x
   x = 3,588,312,683.06/69,807.72
6. Step 6: Final answer
   x = 51,402.81