Finding the Fourth Proportional to 45,978.72, 63,448.80 and 25,835.52

Step by Step Solution

1. Step 1: Write the proportion equation
   45,978.72 : 63,448.80 = 25,835.52 : x
2. Step 2: Convert to fraction form
   45,978.72/63,448.80 = 25,835.52/x
3. Step 3: Cross multiply
   45,978.72x = 63,448.80 × 25,835.52
4. Step 4: Simplify right side
   45,978.72x = 1,639,232,741.38
5. Step 5: Solve for x
   x = 1,639,232,741.38/45,978.72
6. Step 6: Final answer
   x = 35,651.99