Finding the Fourth Proportional to 83,962.21, 115,866.70 and 45,721.37

Step by Step Solution

1. Step 1: Write the proportion equation
   83,962.21 : 115,866.70 = 45,721.37 : x
2. Step 2: Convert to fraction form
   83,962.21/115,866.70 = 45,721.37/x
3. Step 3: Cross multiply
   83,962.21x = 115,866.70 × 45,721.37
4. Step 4: Simplify right side
   83,962.21x = 5,297,584,261.38
5. Step 5: Solve for x
   x = 5,297,584,261.38/83,962.21
6. Step 6: Final answer
   x = 63,094.86