Finding the Fourth Proportional to 80,852.67, 121,131.23 and 58,610.88

Step by Step Solution

1. Step 1: Write the proportion equation
   80,852.67 : 121,131.23 = 58,610.88 : x
2. Step 2: Convert to fraction form
   80,852.67/121,131.23 = 58,610.88/x
3. Step 3: Cross multiply
   80,852.67x = 121,131.23 × 58,610.88
4. Step 4: Simplify right side
   80,852.67x = 7,099,607,985.78
5. Step 5: Solve for x
   x = 7,099,607,985.78/80,852.67
6. Step 6: Final answer
   x = 87,809.20