Finding the Fourth Proportional to 60,006.72, 82,772.64 and 42,075.84

Step by Step Solution

1. Step 1: Write the proportion equation
   60,006.72 : 82,772.64 = 42,075.84 : x
2. Step 2: Convert to fraction form
   60,006.72/82,772.64 = 42,075.84/x
3. Step 3: Cross multiply
   60,006.72x = 82,772.64 × 42,075.84
4. Step 4: Simplify right side
   60,006.72x = 3,482,728,357.02
5. Step 5: Solve for x
   x = 3,482,728,357.02/60,006.72
6. Step 6: Final answer
   x = 58,038.97