Finding the Fourth Proportional to 127,362.78, 175,755.83 and 70,777.80

Step by Step Solution

1. Step 1: Write the proportion equation
   127,362.78 : 175,755.83 = 70,777.80 : x
2. Step 2: Convert to fraction form
   127,362.78/175,755.83 = 70,777.80/x
3. Step 3: Cross multiply
   127,362.78x = 175,755.83 × 70,777.80
4. Step 4: Simplify right side
   127,362.78x = 12,439,610,630.69
5. Step 5: Solve for x
   x = 12,439,610,630.69/127,362.78
6. Step 6: Final answer
   x = 97,670.69