Finding the Fourth Proportional to 45,680.74, 63,039.89 and 25,538.74

Step by Step Solution

1. Step 1: Write the proportion equation
   45,680.74 : 63,039.89 = 25,538.74 : x
2. Step 2: Convert to fraction form
   45,680.74/63,039.89 = 25,538.74/x
3. Step 3: Cross multiply
   45,680.74x = 63,039.89 × 25,538.74
4. Step 4: Simplify right side
   45,680.74x = 1,609,959,360.34
5. Step 5: Solve for x
   x = 1,609,959,360.34/45,680.74
6. Step 6: Final answer
   x = 35,243.72