Finding the Fourth Proportional to 61,404.50, 84,738.21 and 34,908.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,404.50 : 84,738.21 = 34,908.50 : x
2. Step 2: Convert to fraction form
   61,404.50/84,738.21 = 34,908.50/x
3. Step 3: Cross multiply
   61,404.50x = 84,738.21 × 34,908.50
4. Step 4: Simplify right side
   61,404.50x = 2,958,083,803.79
5. Step 5: Solve for x
   x = 2,958,083,803.79/61,404.50
6. Step 6: Final answer
   x = 48,173.73