Finding the Fourth Proportional to 45,753.99, 63,131.53 and 28,748.38

Step by Step Solution

1. Step 1: Write the proportion equation
   45,753.99 : 63,131.53 = 28,748.38 : x
2. Step 2: Convert to fraction form
   45,753.99/63,131.53 = 28,748.38/x
3. Step 3: Cross multiply
   45,753.99x = 63,131.53 × 28,748.38
4. Step 4: Simplify right side
   45,753.99x = 1,814,929,214.42
5. Step 5: Solve for x
   x = 1,814,929,214.42/45,753.99
6. Step 6: Final answer
   x = 39,667.12