Finding the Fourth Proportional to 191,576.84, 287,400.12 and 79,196.04

Step by Step Solution

1. Step 1: Write the proportion equation
   191,576.84 : 287,400.12 = 79,196.04 : x
2. Step 2: Convert to fraction form
   191,576.84/287,400.12 = 79,196.04/x
3. Step 3: Cross multiply
   191,576.84x = 287,400.12 × 79,196.04
4. Step 4: Simplify right side
   191,576.84x = 22,760,951,399.52
5. Step 5: Solve for x
   x = 22,760,951,399.52/191,576.84
6. Step 6: Final answer
   x = 118,808.47