Finding the Fourth Proportional to 69,401.90, 104,087.27 and 31,925.98

Step by Step Solution

1. Step 1: Write the proportion equation
   69,401.90 : 104,087.27 = 31,925.98 : x
2. Step 2: Convert to fraction form
   69,401.90/104,087.27 = 31,925.98/x
3. Step 3: Cross multiply
   69,401.90x = 104,087.27 × 31,925.98
4. Step 4: Simplify right side
   69,401.90x = 3,323,088,100.27
5. Step 5: Solve for x
   x = 3,323,088,100.27/69,401.90
6. Step 6: Final answer
   x = 47,881.80