Finding the Fourth Proportional to 61,031.86, 91,503.42 and 25,503.34

Step by Step Solution

1. Step 1: Write the proportion equation
   61,031.86 : 91,503.42 = 25,503.34 : x
2. Step 2: Convert to fraction form
   61,031.86/91,503.42 = 25,503.34/x
3. Step 3: Cross multiply
   61,031.86x = 91,503.42 × 25,503.34
4. Step 4: Simplify right side
   61,031.86x = 2,333,642,831.42
5. Step 5: Solve for x
   x = 2,333,642,831.42/61,031.86
6. Step 6: Final answer
   x = 38,236.47