Finding the Fourth Proportional to 157,483.72, 236,156.25 and 57,617.98

Step by Step Solution

1. Step 1: Write the proportion equation
   157,483.72 : 236,156.25 = 57,617.98 : x
2. Step 2: Convert to fraction form
   157,483.72/236,156.25 = 57,617.98/x
3. Step 3: Cross multiply
   157,483.72x = 236,156.25 × 57,617.98
4. Step 4: Simplify right side
   157,483.72x = 13,606,846,089.38
5. Step 5: Solve for x
   x = 13,606,846,089.38/157,483.72
6. Step 6: Final answer
   x = 86,401.60