Finding the Fourth Proportional to 101,023, 139,471.54 and 89,814.04

Step by Step Solution

1. Step 1: Write the proportion equation
   101,023 : 139,471.54 = 89,814.04 : x
2. Step 2: Convert to fraction form
   101,023/139,471.54 = 89,814.04/x
3. Step 3: Cross multiply
   101,023x = 139,471.54 × 89,814.04
4. Step 4: Simplify right side
   101,023x = 12,526,502,472.42
5. Step 5: Solve for x
   x = 12,526,502,472.42/101,023
6. Step 6: Final answer
   x = 123,996.54