Finding the Fourth Proportional to 110,620.47, 165,883.91 and 60,686.31

Step by Step Solution

1. Step 1: Write the proportion equation
   110,620.47 : 165,883.91 = 60,686.31 : x
2. Step 2: Convert to fraction form
   110,620.47/165,883.91 = 60,686.31/x
3. Step 3: Cross multiply
   110,620.47x = 165,883.91 × 60,686.31
4. Step 4: Simplify right side
   110,620.47x = 10,066,882,082.84
5. Step 5: Solve for x
   x = 10,066,882,082.84/110,620.47
6. Step 6: Final answer
   x = 91,003.79