Finding the Fourth Proportional to 111,123.50, 153,351.51 and 60,823.58

Step by Step Solution

1. Step 1: Write the proportion equation
   111,123.50 : 153,351.51 = 60,823.58 : x
2. Step 2: Convert to fraction form
   111,123.50/153,351.51 = 60,823.58/x
3. Step 3: Cross multiply
   111,123.50x = 153,351.51 × 60,823.58
4. Step 4: Simplify right side
   111,123.50x = 9,327,387,836.61
5. Step 5: Solve for x
   x = 9,327,387,836.61/111,123.50
6. Step 6: Final answer
   x = 83,937.13