Finding the Fourth Proportional to 195,356.72, 293,071.56 and 88,748.16

Step by Step Solution

1. Step 1: Write the proportion equation
   195,356.72 : 293,071.56 = 88,748.16 : x
2. Step 2: Convert to fraction form
   195,356.72/293,071.56 = 88,748.16/x
3. Step 3: Cross multiply
   195,356.72x = 293,071.56 × 88,748.16
4. Step 4: Simplify right side
   195,356.72x = 26,009,561,698.33
5. Step 5: Solve for x
   x = 26,009,561,698.33/195,356.72
6. Step 6: Final answer
   x = 133,138.81