Finding the Fourth Proportional to 161,730, 223,189.56 and 93,751.83

Step by Step Solution

1. Step 1: Write the proportion equation
   161,730 : 223,189.56 = 93,751.83 : x
2. Step 2: Convert to fraction form
   161,730/223,189.56 = 93,751.83/x
3. Step 3: Cross multiply
   161,730x = 223,189.56 × 93,751.83
4. Step 4: Simplify right side
   161,730x = 20,924,429,686.89
5. Step 5: Solve for x
   x = 20,924,429,686.89/161,730
6. Step 6: Final answer
   x = 129,378.78