Finding the Fourth Proportional to 71,971.02, 107,969.49 and 34,499.34

Step by Step Solution

1. Step 1: Write the proportion equation
   71,971.02 : 107,969.49 = 34,499.34 : x
2. Step 2: Convert to fraction form
   71,971.02/107,969.49 = 34,499.34/x
3. Step 3: Cross multiply
   71,971.02x = 107,969.49 × 34,499.34
4. Step 4: Simplify right side
   71,971.02x = 3,724,876,145.14
5. Step 5: Solve for x
   x = 3,724,876,145.14/71,971.02
6. Step 6: Final answer
   x = 51,755.22