Finding the Fourth Proportional to 79,090.42, 109,263.33 and 51,930.94

Step by Step Solution

1. Step 1: Write the proportion equation
   79,090.42 : 109,263.33 = 51,930.94 : x
2. Step 2: Convert to fraction form
   79,090.42/109,263.33 = 51,930.94/x
3. Step 3: Cross multiply
   79,090.42x = 109,263.33 × 51,930.94
4. Step 4: Simplify right side
   79,090.42x = 5,674,147,434.43
5. Step 5: Solve for x
   x = 5,674,147,434.43/79,090.42
6. Step 6: Final answer
   x = 71,742.54