Finding the Fourth Proportional to 81,799.10, 112,886.01 and 45,989.00

Step by Step Solution

1. Step 1: Write the proportion equation
   81,799.10 : 112,886.01 = 45,989.00 : x
2. Step 2: Convert to fraction form
   81,799.10/112,886.01 = 45,989.00/x
3. Step 3: Cross multiply
   81,799.10x = 112,886.01 × 45,989.00
4. Step 4: Simplify right side
   81,799.10x = 5,191,514,149.46
5. Step 5: Solve for x
   x = 5,191,514,149.46/81,799.10
6. Step 6: Final answer
   x = 63,466.65