Finding the Fourth Proportional to 60,752.28, 90,977.76 and 42,051

Step by Step Solution

1. Step 1: Write the proportion equation
   60,752.28 : 90,977.76 = 42,051 : x
2. Step 2: Convert to fraction form
   60,752.28/90,977.76 = 42,051/x
3. Step 3: Cross multiply
   60,752.28x = 90,977.76 × 42,051
4. Step 4: Simplify right side
   60,752.28x = 3,825,705,785.76
5. Step 5: Solve for x
   x = 3,825,705,785.76/60,752.28
6. Step 6: Final answer
   x = 62,972.22