Finding the Fourth Proportional to 118,111.00, 176,969.26 and 82,987.78

Step by Step Solution

1. Step 1: Write the proportion equation
   118,111.00 : 176,969.26 = 82,987.78 : x
2. Step 2: Convert to fraction form
   118,111.00/176,969.26 = 82,987.78/x
3. Step 3: Cross multiply
   118,111.00x = 176,969.26 × 82,987.78
4. Step 4: Simplify right side
   118,111.00x = 14,686,284,715.86
5. Step 5: Solve for x
   x = 14,686,284,715.86/118,111.00
6. Step 6: Final answer
   x = 124,343.08