Finding the Fourth Proportional to 89,762.18, 123,871.10 and 49,476.02

Step by Step Solution

1. Step 1: Write the proportion equation
   89,762.18 : 123,871.10 = 49,476.02 : x
2. Step 2: Convert to fraction form
   89,762.18/123,871.10 = 49,476.02/x
3. Step 3: Cross multiply
   89,762.18x = 123,871.10 × 49,476.02
4. Step 4: Simplify right side
   89,762.18x = 6,128,649,021.02
5. Step 5: Solve for x
   x = 6,128,649,021.02/89,762.18
6. Step 6: Final answer
   x = 68,276.52