Finding the Fourth Proportional to 139,584.04, 209,296.72 and 95,264.48

Step by Step Solution

1. Step 1: Write the proportion equation
   139,584.04 : 209,296.72 = 95,264.48 : x
2. Step 2: Convert to fraction form
   139,584.04/209,296.72 = 95,264.48/x
3. Step 3: Cross multiply
   139,584.04x = 209,296.72 × 95,264.48
4. Step 4: Simplify right side
   139,584.04x = 19,938,543,196.51
5. Step 5: Solve for x
   x = 19,938,543,196.51/139,584.04
6. Step 6: Final answer
   x = 142,842.57