Finding the Fourth Proportional to 61,200.37, 84,433.27 and 45,106.09

Step by Step Solution

1. Step 1: Write the proportion equation
   61,200.37 : 84,433.27 = 45,106.09 : x
2. Step 2: Convert to fraction form
   61,200.37/84,433.27 = 45,106.09/x
3. Step 3: Cross multiply
   61,200.37x = 84,433.27 × 45,106.09
4. Step 4: Simplify right side
   61,200.37x = 3,808,454,675.61
5. Step 5: Solve for x
   x = 3,808,454,675.61/61,200.37
6. Step 6: Final answer
   x = 62,229.28