Finding the Fourth Proportional to 63,034.74, 86,960.39 and 45,123.21

Step by Step Solution

1. Step 1: Write the proportion equation
   63,034.74 : 86,960.39 = 45,123.21 : x
2. Step 2: Convert to fraction form
   63,034.74/86,960.39 = 45,123.21/x
3. Step 3: Cross multiply
   63,034.74x = 86,960.39 × 45,123.21
4. Step 4: Simplify right side
   63,034.74x = 3,923,931,714.04
5. Step 5: Solve for x
   x = 3,923,931,714.04/63,034.74
6. Step 6: Final answer
   x = 62,250.30