Finding the Fourth Proportional to 89,492.88, 123,502.86 and 49,204.56

Step by Step Solution

1. Step 1: Write the proportion equation
   89,492.88 : 123,502.86 = 49,204.56 : x
2. Step 2: Convert to fraction form
   89,492.88/123,502.86 = 49,204.56/x
3. Step 3: Cross multiply
   89,492.88x = 123,502.86 × 49,204.56
4. Step 4: Simplify right side
   89,492.88x = 6,076,903,885.04
5. Step 5: Solve for x
   x = 6,076,903,885.04/89,492.88
6. Step 6: Final answer
   x = 67,903.77