Finding the Fourth Proportional to 157,665.48, 236,357.58 and 57,802.35

Step by Step Solution

1. Step 1: Write the proportion equation
   157,665.48 : 236,357.58 = 57,802.35 : x
2. Step 2: Convert to fraction form
   157,665.48/236,357.58 = 57,802.35/x
3. Step 3: Cross multiply
   157,665.48x = 236,357.58 × 57,802.35
4. Step 4: Simplify right side
   157,665.48x = 13,662,023,564.31
5. Step 5: Solve for x
   x = 13,662,023,564.31/157,665.48
6. Step 6: Final answer
   x = 86,651.96