Finding the Fourth Proportional to 112,673.15, 155,488.98 and 62,372.15

Step by Step Solution

1. Step 1: Write the proportion equation
   112,673.15 : 155,488.98 = 62,372.15 : x
2. Step 2: Convert to fraction form
   112,673.15/155,488.98 = 62,372.15/x
3. Step 3: Cross multiply
   112,673.15x = 155,488.98 × 62,372.15
4. Step 4: Simplify right side
   112,673.15x = 9,698,181,983.91
5. Step 5: Solve for x
   x = 9,698,181,983.91/112,673.15
6. Step 6: Final answer
   x = 86,073.59