Finding the Fourth Proportional to 89,412.45, 123,388.93 and 49,127.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,412.45 : 123,388.93 = 49,127.10 : x
2. Step 2: Convert to fraction form
   89,412.45/123,388.93 = 49,127.10/x
3. Step 3: Cross multiply
   89,412.45x = 123,388.93 × 49,127.10
4. Step 4: Simplify right side
   89,412.45x = 6,061,739,686.06
5. Step 5: Solve for x
   x = 6,061,739,686.06/89,412.45
6. Step 6: Final answer
   x = 67,795.26