Finding the Fourth Proportional to 142,854.69, 214,094.01 and 79,704.53

Step by Step Solution

1. Step 1: Write the proportion equation
   142,854.69 : 214,094.01 = 79,704.53 : x
2. Step 2: Convert to fraction form
   142,854.69/214,094.01 = 79,704.53/x
3. Step 3: Cross multiply
   142,854.69x = 214,094.01 × 79,704.53
4. Step 4: Simplify right side
   142,854.69x = 17,064,262,852.11
5. Step 5: Solve for x
   x = 17,064,262,852.11/142,854.69
6. Step 6: Final answer
   x = 119,451.89