Finding the Fourth Proportional to 152,103.42, 209,832.93 and 98,405.89

Step by Step Solution

1. Step 1: Write the proportion equation
   152,103.42 : 209,832.93 = 98,405.89 : x
2. Step 2: Convert to fraction form
   152,103.42/209,832.93 = 98,405.89/x
3. Step 3: Cross multiply
   152,103.42x = 209,832.93 × 98,405.89
4. Step 4: Simplify right side
   152,103.42x = 20,648,795,703.38
5. Step 5: Solve for x
   x = 20,648,795,703.38/152,103.42
6. Step 6: Final answer
   x = 135,754.97