Finding the Fourth Proportional to 81,426.06, 112,374.54 and 45,624.06

Step by Step Solution

1. Step 1: Write the proportion equation
   81,426.06 : 112,374.54 = 45,624.06 : x
2. Step 2: Convert to fraction form
   81,426.06/112,374.54 = 45,624.06/x
3. Step 3: Cross multiply
   81,426.06x = 112,374.54 × 45,624.06
4. Step 4: Simplify right side
   81,426.06x = 5,126,982,755.43
5. Step 5: Solve for x
   x = 5,126,982,755.43/81,426.06
6. Step 6: Final answer
   x = 62,964.89