Finding the Fourth Proportional to 175,978.95, 242,847.79 and 99,496.73

Step by Step Solution

1. Step 1: Write the proportion equation
   175,978.95 : 242,847.79 = 99,496.73 : x
2. Step 2: Convert to fraction form
   175,978.95/242,847.79 = 99,496.73/x
3. Step 3: Cross multiply
   175,978.95x = 242,847.79 × 99,496.73
4. Step 4: Simplify right side
   175,978.95x = 24,162,559,281.00
5. Step 5: Solve for x
   x = 24,162,559,281.00/175,978.95
6. Step 6: Final answer
   x = 137,303.69