Finding the Fourth Proportional to 175,475.86, 242,186.46 and 99,016.63

Step by Step Solution

1. Step 1: Write the proportion equation
   175,475.86 : 242,186.46 = 99,016.63 : x
2. Step 2: Convert to fraction form
   175,475.86/242,186.46 = 99,016.63/x
3. Step 3: Cross multiply
   175,475.86x = 242,186.46 × 99,016.63
4. Step 4: Simplify right side
   175,475.86x = 23,980,487,100.83
5. Step 5: Solve for x
   x = 23,980,487,100.83/175,475.86
6. Step 6: Final answer
   x = 136,659.75