Finding the Fourth Proportional to 79,961.30, 119,681.56 and 58,893.05

Step by Step Solution

1. Step 1: Write the proportion equation
   79,961.30 : 119,681.56 = 58,893.05 : x
2. Step 2: Convert to fraction form
   79,961.30/119,681.56 = 58,893.05/x
3. Step 3: Cross multiply
   79,961.30x = 119,681.56 × 58,893.05
4. Step 4: Simplify right side
   79,961.30x = 7,048,412,097.16
5. Step 5: Solve for x
   x = 7,048,412,097.16/79,961.30
6. Step 6: Final answer
   x = 88,147.79