Finding the Fourth Proportional to 81,799.05, 112,883.85 and 45,987.06

Step by Step Solution

1. Step 1: Write the proportion equation
   81,799.05 : 112,883.85 = 45,987.06 : x
2. Step 2: Convert to fraction form
   81,799.05/112,883.85 = 45,987.06/x
3. Step 3: Cross multiply
   81,799.05x = 112,883.85 × 45,987.06
4. Step 4: Simplify right side
   81,799.05x = 5,191,196,382.98
5. Step 5: Solve for x
   x = 5,191,196,382.98/81,799.05
6. Step 6: Final answer
   x = 63,462.80