Finding the Fourth Proportional to 111,210.11, 153,463.87 and 65,892.27

Step by Step Solution

1. Step 1: Write the proportion equation
   111,210.11 : 153,463.87 = 65,892.27 : x
2. Step 2: Convert to fraction form
   111,210.11/153,463.87 = 65,892.27/x
3. Step 3: Cross multiply
   111,210.11x = 153,463.87 × 65,892.27
4. Step 4: Simplify right side
   111,210.11x = 10,112,082,737.23
5. Step 5: Solve for x
   x = 10,112,082,737.23/111,210.11
6. Step 6: Final answer
   x = 90,927.73