Finding the Fourth Proportional to 89,897.74, 124,066.83 and 49,620.22

Step by Step Solution

1. Step 1: Write the proportion equation
   89,897.74 : 124,066.83 = 49,620.22 : x
2. Step 2: Convert to fraction form
   89,897.74/124,066.83 = 49,620.22/x
3. Step 3: Cross multiply
   89,897.74x = 124,066.83 × 49,620.22
4. Step 4: Simplify right side
   89,897.74x = 6,156,223,399.30
5. Step 5: Solve for x
   x = 6,156,223,399.30/89,897.74
6. Step 6: Final answer
   x = 68,480.29