Finding the Fourth Proportional to 66,463.37, 91,667.59 and 42,592.26

Step by Step Solution

1. Step 1: Write the proportion equation
   66,463.37 : 91,667.59 = 42,592.26 : x
2. Step 2: Convert to fraction form
   66,463.37/91,667.59 = 42,592.26/x
3. Step 3: Cross multiply
   66,463.37x = 91,667.59 × 42,592.26
4. Step 4: Simplify right side
   66,463.37x = 3,904,329,720.37
5. Step 5: Solve for x
   x = 3,904,329,720.37/66,463.37
6. Step 6: Final answer
   x = 58,744.09