Finding the Fourth Proportional to 152,951.33, 211,072.69 and 84,974.65

Step by Step Solution

1. Step 1: Write the proportion equation
   152,951.33 : 211,072.69 = 84,974.65 : x
2. Step 2: Convert to fraction form
   152,951.33/211,072.69 = 84,974.65/x
3. Step 3: Cross multiply
   152,951.33x = 211,072.69 × 84,974.65
4. Step 4: Simplify right side
   152,951.33x = 17,935,827,957.31
5. Step 5: Solve for x
   x = 17,935,827,957.31/152,951.33
6. Step 6: Final answer
   x = 117,264.94