Finding the Fourth Proportional to 200,054.07, 300,076.25 and 65,117.99

Step by Step Solution

1. Step 1: Write the proportion equation
   200,054.07 : 300,076.25 = 65,117.99 : x
2. Step 2: Convert to fraction form
   200,054.07/300,076.25 = 65,117.99/x
3. Step 3: Cross multiply
   200,054.07x = 300,076.25 × 65,117.99
4. Step 4: Simplify right side
   200,054.07x = 19,540,362,671.34
5. Step 5: Solve for x
   x = 19,540,362,671.34/200,054.07
6. Step 6: Final answer
   x = 97,675.41