Finding the Fourth Proportional to 161,669.71, 223,109.76 and 93,686.82

Step by Step Solution

1. Step 1: Write the proportion equation
   161,669.71 : 223,109.76 = 93,686.82 : x
2. Step 2: Convert to fraction form
   161,669.71/223,109.76 = 93,686.82/x
3. Step 3: Cross multiply
   161,669.71x = 223,109.76 × 93,686.82
4. Step 4: Simplify right side
   161,669.71x = 20,902,443,440.03
5. Step 5: Solve for x
   x = 20,902,443,440.03/161,669.71
6. Step 6: Final answer
   x = 129,291.03