Finding the Fourth Proportional to 139,982.28, 209,973.16 and 34,801.25

Step by Step Solution

1. Step 1: Write the proportion equation
   139,982.28 : 209,973.16 = 34,801.25 : x
2. Step 2: Convert to fraction form
   139,982.28/209,973.16 = 34,801.25/x
3. Step 3: Cross multiply
   139,982.28x = 209,973.16 × 34,801.25
4. Step 4: Simplify right side
   139,982.28x = 7,307,327,428.09
5. Step 5: Solve for x
   x = 7,307,327,428.09/139,982.28
6. Step 6: Final answer
   x = 52,201.80