Finding the Fourth Proportional to 45,767.72, 63,126.88 and 42,003.04

Step by Step Solution

1. Step 1: Write the proportion equation
   45,767.72 : 63,126.88 = 42,003.04 : x
2. Step 2: Convert to fraction form
   45,767.72/63,126.88 = 42,003.04/x
3. Step 3: Cross multiply
   45,767.72x = 63,126.88 × 42,003.04
4. Step 4: Simplify right side
   45,767.72x = 2,651,520,865.72
5. Step 5: Solve for x
   x = 2,651,520,865.72/45,767.72
6. Step 6: Final answer
   x = 57,934.30