Finding the Fourth Proportional to 53,470.50, 73,808.76 and 31,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   53,470.50 : 73,808.76 = 31,114.50 : x
2. Step 2: Convert to fraction form
   53,470.50/73,808.76 = 31,114.50/x
3. Step 3: Cross multiply
   53,470.50x = 73,808.76 × 31,114.50
4. Step 4: Simplify right side
   53,470.50x = 2,296,522,663.02
5. Step 5: Solve for x
   x = 2,296,522,663.02/53,470.50
6. Step 6: Final answer
   x = 42,949.34