Finding the Fourth Proportional to 118,987.60, 178,567.72 and 95,892.88

Step by Step Solution

1. Step 1: Write the proportion equation
   118,987.60 : 178,567.72 = 95,892.88 : x
2. Step 2: Convert to fraction form
   118,987.60/178,567.72 = 95,892.88/x
3. Step 3: Cross multiply
   118,987.60x = 178,567.72 × 95,892.88
4. Step 4: Simplify right side
   118,987.60x = 17,123,372,945.83
5. Step 5: Solve for x
   x = 17,123,372,945.83/118,987.60
6. Step 6: Final answer
   x = 143,908.89