Finding the Fourth Proportional to 119,686.71, 165,168.81 and 65,973.81

Step by Step Solution

1. Step 1: Write the proportion equation
   119,686.71 : 165,168.81 = 65,973.81 : x
2. Step 2: Convert to fraction form
   119,686.71/165,168.81 = 65,973.81/x
3. Step 3: Cross multiply
   119,686.71x = 165,168.81 × 65,973.81
4. Step 4: Simplify right side
   119,686.71x = 10,896,815,688.87
5. Step 5: Solve for x
   x = 10,896,815,688.87/119,686.71
6. Step 6: Final answer
   x = 91,044.49