Finding the Fourth Proportional to 53,422.25, 73,688.06 and 42,073.34

Step by Step Solution

1. Step 1: Write the proportion equation
   53,422.25 : 73,688.06 = 42,073.34 : x
2. Step 2: Convert to fraction form
   53,422.25/73,688.06 = 42,073.34/x
3. Step 3: Cross multiply
   53,422.25x = 73,688.06 × 42,073.34
4. Step 4: Simplify right side
   53,422.25x = 3,100,302,539.06
5. Step 5: Solve for x
   x = 3,100,302,539.06/53,422.25
6. Step 6: Final answer
   x = 58,033.92