Finding the Fourth Proportional to 53,898.95, 74,381.37 and 30,932.46

Step by Step Solution

1. Step 1: Write the proportion equation
   53,898.95 : 74,381.37 = 30,932.46 : x
2. Step 2: Convert to fraction form
   53,898.95/74,381.37 = 30,932.46/x
3. Step 3: Cross multiply
   53,898.95x = 74,381.37 × 30,932.46
4. Step 4: Simplify right side
   53,898.95x = 2,300,798,752.27
5. Step 5: Solve for x
   x = 2,300,798,752.27/53,898.95
6. Step 6: Final answer
   x = 42,687.26