Finding the Fourth Proportional to 42,756.30, 63,821.33 and 37,706.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,756.30 : 63,821.33 = 37,706.25 : x
2. Step 2: Convert to fraction form
   42,756.30/63,821.33 = 37,706.25/x
3. Step 3: Cross multiply
   42,756.30x = 63,821.33 × 37,706.25
4. Step 4: Simplify right side
   42,756.30x = 2,406,462,835.78
5. Step 5: Solve for x
   x = 2,406,462,835.78/42,756.30
6. Step 6: Final answer
   x = 56,283.23