Finding the Fourth Proportional to 212,669.31, 293,496.71 and 117,175.98

Step by Step Solution

1. Step 1: Write the proportion equation
   212,669.31 : 293,496.71 = 117,175.98 : x
2. Step 2: Convert to fraction form
   212,669.31/293,496.71 = 117,175.98/x
3. Step 3: Cross multiply
   212,669.31x = 293,496.71 × 117,175.98
4. Step 4: Simplify right side
   212,669.31x = 34,390,764,035.15
5. Step 5: Solve for x
   x = 34,390,764,035.15/212,669.31
6. Step 6: Final answer
   x = 161,710.05