Finding the Fourth Proportional to 111,181.27, 153,427.32 and 62,123.29

Step by Step Solution

1. Step 1: Write the proportion equation
   111,181.27 : 153,427.32 = 62,123.29 : x
2. Step 2: Convert to fraction form
   111,181.27/153,427.32 = 62,123.29/x
3. Step 3: Cross multiply
   111,181.27x = 153,427.32 × 62,123.29
4. Step 4: Simplify right side
   111,181.27x = 9,531,409,894.28
5. Step 5: Solve for x
   x = 9,531,409,894.28/111,181.27
6. Step 6: Final answer
   x = 85,728.56