Finding the Fourth Proportional to 81,426.09, 112,376.25 and 45,622.47

Step by Step Solution

1. Step 1: Write the proportion equation
   81,426.09 : 112,376.25 = 45,622.47 : x
2. Step 2: Convert to fraction form
   81,426.09/112,376.25 = 45,622.47/x
3. Step 3: Cross multiply
   81,426.09x = 112,376.25 × 45,622.47
4. Step 4: Simplify right side
   81,426.09x = 5,126,882,094.34
5. Step 5: Solve for x
   x = 5,126,882,094.34/81,426.09
6. Step 6: Final answer
   x = 62,963.63