Finding the Fourth Proportional to 119,613.74, 165,066.17 and 65,897.51

Step by Step Solution

1. Step 1: Write the proportion equation
   119,613.74 : 165,066.17 = 65,897.51 : x
2. Step 2: Convert to fraction form
   119,613.74/165,066.17 = 65,897.51/x
3. Step 3: Cross multiply
   119,613.74x = 165,066.17 × 65,897.51
4. Step 4: Simplify right side
   119,613.74x = 10,877,448,433.42
5. Step 5: Solve for x
   x = 10,877,448,433.42/119,613.74
6. Step 6: Final answer
   x = 90,938.12