Finding the Fourth Proportional to 53,124.86, 73,311.89 and 30,463.90

Step by Step Solution

1. Step 1: Write the proportion equation
   53,124.86 : 73,311.89 = 30,463.90 : x
2. Step 2: Convert to fraction form
   53,124.86/73,311.89 = 30,463.90/x
3. Step 3: Cross multiply
   53,124.86x = 73,311.89 × 30,463.90
4. Step 4: Simplify right side
   53,124.86x = 2,233,365,750.17
5. Step 5: Solve for x
   x = 2,233,365,750.17/53,124.86
6. Step 6: Final answer
   x = 42,039.93