Finding the Fourth Proportional to 127,443.78, 191,188.76 and 52,522.22

Step by Step Solution

1. Step 1: Write the proportion equation
   127,443.78 : 191,188.76 = 52,522.22 : x
2. Step 2: Convert to fraction form
   127,443.78/191,188.76 = 52,522.22/x
3. Step 3: Cross multiply
   127,443.78x = 191,188.76 × 52,522.22
4. Step 4: Simplify right side
   127,443.78x = 10,041,658,329.61
5. Step 5: Solve for x
   x = 10,041,658,329.61/127,443.78
6. Step 6: Final answer
   x = 78,792.85