Finding the Fourth Proportional to 169,061.34, 233,251.74 and 97,431.57

Step by Step Solution

1. Step 1: Write the proportion equation
   169,061.34 : 233,251.74 = 97,431.57 : x
2. Step 2: Convert to fraction form
   169,061.34/233,251.74 = 97,431.57/x
3. Step 3: Cross multiply
   169,061.34x = 233,251.74 × 97,431.57
4. Step 4: Simplify right side
   169,061.34x = 22,726,083,233.43
5. Step 5: Solve for x
   x = 22,726,083,233.43/169,061.34
6. Step 6: Final answer
   x = 134,425.07