Finding the Fourth Proportional to 243,457.49, 365,191.43 and 83,532.73

Step by Step Solution

1. Step 1: Write the proportion equation
   243,457.49 : 365,191.43 = 83,532.73 : x
2. Step 2: Convert to fraction form
   243,457.49/365,191.43 = 83,532.73/x
3. Step 3: Cross multiply
   243,457.49x = 365,191.43 × 83,532.73
4. Step 4: Simplify right side
   243,457.49x = 30,505,437,159.33
5. Step 5: Solve for x
   x = 30,505,437,159.33/243,457.49
6. Step 6: Final answer
   x = 125,300.88