Finding the Fourth Proportional to 81,793.81, 112,875.33 and 45,983.89

Step by Step Solution

1. Step 1: Write the proportion equation
   81,793.81 : 112,875.33 = 45,983.89 : x
2. Step 2: Convert to fraction form
   81,793.81/112,875.33 = 45,983.89/x
3. Step 3: Cross multiply
   81,793.81x = 112,875.33 × 45,983.89
4. Step 4: Simplify right side
   81,793.81x = 5,190,446,758.43
5. Step 5: Solve for x
   x = 5,190,446,758.43/81,793.81
6. Step 6: Final answer
   x = 63,457.70