Finding the Fourth Proportional to 123,389.63, 185,192.43 and 60,256.41

Step by Step Solution

1. Step 1: Write the proportion equation
   123,389.63 : 185,192.43 = 60,256.41 : x
2. Step 2: Convert to fraction form
   123,389.63/185,192.43 = 60,256.41/x
3. Step 3: Cross multiply
   123,389.63x = 185,192.43 × 60,256.41
4. Step 4: Simplify right side
   123,389.63x = 11,159,030,070.54
5. Step 5: Solve for x
   x = 11,159,030,070.54/123,389.63
6. Step 6: Final answer
   x = 90,437.34