Finding the Fourth Proportional to 53,553.42, 73,903.59 and 30,892.05

Step by Step Solution

1. Step 1: Write the proportion equation
   53,553.42 : 73,903.59 = 30,892.05 : x
2. Step 2: Convert to fraction form
   53,553.42/73,903.59 = 30,892.05/x
3. Step 3: Cross multiply
   53,553.42x = 73,903.59 × 30,892.05
4. Step 4: Simplify right side
   53,553.42x = 2,283,033,397.46
5. Step 5: Solve for x
   x = 2,283,033,397.46/53,553.42
6. Step 6: Final answer
   x = 42,630.95