Finding the Fourth Proportional to 52,389.36, 72,312.57 and 34,242.71

Step by Step Solution

1. Step 1: Write the proportion equation
   52,389.36 : 72,312.57 = 34,242.71 : x
2. Step 2: Convert to fraction form
   52,389.36/72,312.57 = 34,242.71/x
3. Step 3: Cross multiply
   52,389.36x = 72,312.57 × 34,242.71
4. Step 4: Simplify right side
   52,389.36x = 2,476,178,002.30
5. Step 5: Solve for x
   x = 2,476,178,002.30/52,389.36
6. Step 6: Final answer
   x = 47,264.90