Finding the Fourth Proportional to 111,488.14, 153,852.47 and 62,429.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,488.14 : 153,852.47 = 62,429.86 : x
2. Step 2: Convert to fraction form
   111,488.14/153,852.47 = 62,429.86/x
3. Step 3: Cross multiply
   111,488.14x = 153,852.47 × 62,429.86
4. Step 4: Simplify right side
   111,488.14x = 9,604,988,162.75
5. Step 5: Solve for x
   x = 9,604,988,162.75/111,488.14
6. Step 6: Final answer
   x = 86,152.56