Finding the Fourth Proportional to 60,041.68, 90,077.30 and 42,306.98

Step by Step Solution

1. Step 1: Write the proportion equation
   60,041.68 : 90,077.30 = 42,306.98 : x
2. Step 2: Convert to fraction form
   60,041.68/90,077.30 = 42,306.98/x
3. Step 3: Cross multiply
   60,041.68x = 90,077.30 × 42,306.98
4. Step 4: Simplify right side
   60,041.68x = 3,810,898,529.55
5. Step 5: Solve for x
   x = 3,810,898,529.55/60,041.68
6. Step 6: Final answer
   x = 63,470.88