Finding the Fourth Proportional to 60,688.85, 83,748.84 and 33,830.78

Step by Step Solution

1. Step 1: Write the proportion equation
   60,688.85 : 83,748.84 = 33,830.78 : x
2. Step 2: Convert to fraction form
   60,688.85/83,748.84 = 33,830.78/x
3. Step 3: Cross multiply
   60,688.85x = 83,748.84 × 33,830.78
4. Step 4: Simplify right side
   60,688.85x = 2,833,288,162.55
5. Step 5: Solve for x
   x = 2,833,288,162.55/60,688.85
6. Step 6: Final answer
   x = 46,685.48