Finding the Fourth Proportional to 52,492.74, 78,758.73 and 31,447.62

Step by Step Solution

1. Step 1: Write the proportion equation
   52,492.74 : 78,758.73 = 31,447.62 : x
2. Step 2: Convert to fraction form
   52,492.74/78,758.73 = 31,447.62/x
3. Step 3: Cross multiply
   52,492.74x = 78,758.73 × 31,447.62
4. Step 4: Simplify right side
   52,492.74x = 2,476,774,612.72
5. Step 5: Solve for x
   x = 2,476,774,612.72/52,492.74
6. Step 6: Final answer
   x = 47,183.18