Finding the Fourth Proportional to 147,780.56, 203,937.41 and 84,118.37

Step by Step Solution

1. Step 1: Write the proportion equation
   147,780.56 : 203,937.41 = 84,118.37 : x
2. Step 2: Convert to fraction form
   147,780.56/203,937.41 = 84,118.37/x
3. Step 3: Cross multiply
   147,780.56x = 203,937.41 × 84,118.37
4. Step 4: Simplify right side
   147,780.56x = 17,154,881,701.83
5. Step 5: Solve for x
   x = 17,154,881,701.83/147,780.56
6. Step 6: Final answer
   x = 116,083.48