Finding the Fourth Proportional to 157,667.61, 236,360.76 and 57,804.49

Step by Step Solution

1. Step 1: Write the proportion equation
   157,667.61 : 236,360.76 = 57,804.49 : x
2. Step 2: Convert to fraction form
   157,667.61/236,360.76 = 57,804.49/x
3. Step 3: Cross multiply
   157,667.61x = 236,360.76 × 57,804.49
4. Step 4: Simplify right side
   157,667.61x = 13,662,713,187.81
5. Step 5: Solve for x
   x = 13,662,713,187.81/157,667.61
6. Step 6: Final answer
   x = 86,655.17